Update libc crate to 0.2.45

This change updates the libc crate to version 0.2.45.

Import subrepo libc/:libc at f5636fc618f8e16968b3178196d73c94ad9f7b05

7 files changed, 551 insertions, 44 deletions

diff --git a/libc/src/unix/uclibc/mips/mips32.rs b/libc/src/unix/uclibc/mips/mips32.rs
index 70d26e7..dcbfcf8 100644
--- a/libc/src/unix/uclibc/mips/mips32.rs
+++ b/libc/src/unix/uclibc/mips/mips32.rs
@@ -66,7 +66,7 @@ s! {
     }
 
     pub struct sigaction {
-        pub sa_flags: ::c_int,
+        pub sa_flags: ::c_uint,
         pub sa_sigaction: ::sighandler_t,
         pub sa_mask: sigset_t,
         _restorer: *mut ::c_void,
@@ -222,11 +222,16 @@ s! {
     }
 
     // FIXME this is actually a union
+    #[cfg_attr(all(feature = "align", target_pointer_width = "32"),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align", target_pointer_width = "64"),
+               repr(align(8)))]
     pub struct sem_t {
         #[cfg(target_pointer_width = "32")]
         __size: [::c_char; 16],
         #[cfg(target_pointer_width = "64")]
         __size: [::c_char; 32],
+        #[cfg(not(feature = "align"))]
         __align: [::c_long; 0],
     }
 }
@@ -238,7 +243,372 @@ pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
 pub const RLIM_INFINITY: ::rlim_t = 0x7fffffff;
 
-pub const SYS_gettid: ::c_long = 4222;   // Valid for O32
+pub const SYS_syscall: ::c_long = 4000 + 0;
+pub const SYS_exit: ::c_long = 4000 + 1;
+pub const SYS_fork: ::c_long = 4000 + 2;
+pub const SYS_read: ::c_long = 4000 + 3;
+pub const SYS_write: ::c_long = 4000 + 4;
+pub const SYS_open: ::c_long = 4000 + 5;
+pub const SYS_close: ::c_long = 4000 + 6;
+pub const SYS_waitpid: ::c_long = 4000 + 7;
+pub const SYS_creat: ::c_long = 4000 + 8;
+pub const SYS_link: ::c_long = 4000 + 9;
+pub const SYS_unlink: ::c_long = 4000 +  10;
+pub const SYS_execve: ::c_long = 4000 +  11;
+pub const SYS_chdir: ::c_long = 4000 +  12;
+pub const SYS_time: ::c_long = 4000 +  13;
+pub const SYS_mknod: ::c_long = 4000 +  14;
+pub const SYS_chmod: ::c_long = 4000 +  15;
+pub const SYS_lchown: ::c_long = 4000 +  16;
+pub const SYS_break: ::c_long = 4000 +  17;
+pub const SYS_unused18: ::c_long = 4000 +  18;
+pub const SYS_lseek: ::c_long = 4000 +  19;
+pub const SYS_getpid: ::c_long = 4000 +  20;
+pub const SYS_mount: ::c_long = 4000 +  21;
+pub const SYS_umount: ::c_long = 4000 +  22;
+pub const SYS_setuid: ::c_long = 4000 +  23;
+pub const SYS_getuid: ::c_long = 4000 +  24;
+pub const SYS_stime: ::c_long = 4000 +  25;
+pub const SYS_ptrace: ::c_long = 4000 +  26;
+pub const SYS_alarm: ::c_long = 4000 +  27;
+pub const SYS_unused28: ::c_long = 4000 +  28;
+pub const SYS_pause: ::c_long = 4000 +  29;
+pub const SYS_utime: ::c_long = 4000 +  30;
+pub const SYS_stty: ::c_long = 4000 +  31;
+pub const SYS_gtty: ::c_long = 4000 +  32;
+pub const SYS_access: ::c_long = 4000 +  33;
+pub const SYS_nice: ::c_long = 4000 +  34;
+pub const SYS_ftime: ::c_long = 4000 +  35;
+pub const SYS_sync: ::c_long = 4000 +  36;
+pub const SYS_kill: ::c_long = 4000 +  37;
+pub const SYS_rename: ::c_long = 4000 +  38;
+pub const SYS_mkdir: ::c_long = 4000 +  39;
+pub const SYS_rmdir: ::c_long = 4000 +  40;
+pub const SYS_dup: ::c_long = 4000 +  41;
+pub const SYS_pipe: ::c_long = 4000 +  42;
+pub const SYS_times: ::c_long = 4000 +  43;
+pub const SYS_prof: ::c_long = 4000 +  44;
+pub const SYS_brk: ::c_long = 4000 +  45;
+pub const SYS_setgid: ::c_long = 4000 +  46;
+pub const SYS_getgid: ::c_long = 4000 +  47;
+pub const SYS_signal: ::c_long = 4000 +  48;
+pub const SYS_geteuid: ::c_long = 4000 +  49;
+pub const SYS_getegid: ::c_long = 4000 +  50;
+pub const SYS_acct: ::c_long = 4000 +  51;
+pub const SYS_umount2: ::c_long = 4000 +  52;
+pub const SYS_lock: ::c_long = 4000 +  53;
+pub const SYS_ioctl: ::c_long = 4000 +  54;
+pub const SYS_fcntl: ::c_long = 4000 +  55;
+pub const SYS_mpx: ::c_long = 4000 +  56;
+pub const SYS_setpgid: ::c_long = 4000 +  57;
+pub const SYS_ulimit: ::c_long = 4000 +  58;
+pub const SYS_unused59: ::c_long = 4000 +  59;
+pub const SYS_umask: ::c_long = 4000 +  60;
+pub const SYS_chroot: ::c_long = 4000 +  61;
+pub const SYS_ustat: ::c_long = 4000 +  62;
+pub const SYS_dup2: ::c_long = 4000 +  63;
+pub const SYS_getppid: ::c_long = 4000 +  64;
+pub const SYS_getpgrp: ::c_long = 4000 +  65;
+pub const SYS_setsid: ::c_long = 4000 +  66;
+pub const SYS_sigaction: ::c_long = 4000 +  67;
+pub const SYS_sgetmask: ::c_long = 4000 +  68;
+pub const SYS_ssetmask: ::c_long = 4000 +  69;
+pub const SYS_setreuid: ::c_long = 4000 +  70;
+pub const SYS_setregid: ::c_long = 4000 +  71;
+pub const SYS_sigsuspend: ::c_long = 4000 +  72;
+pub const SYS_sigpending: ::c_long = 4000 +  73;
+pub const SYS_sethostname: ::c_long = 4000 +  74;
+pub const SYS_setrlimit: ::c_long = 4000 +  75;
+pub const SYS_getrlimit: ::c_long = 4000 +  76;
+pub const SYS_getrusage: ::c_long = 4000 +  77;
+pub const SYS_gettimeofday: ::c_long = 4000 +  78;
+pub const SYS_settimeofday: ::c_long = 4000 +  79;
+pub const SYS_getgroups: ::c_long = 4000 +  80;
+pub const SYS_setgroups: ::c_long = 4000 +  81;
+pub const SYS_reserved82: ::c_long = 4000 +  82;
+pub const SYS_symlink: ::c_long = 4000 +  83;
+pub const SYS_unused84: ::c_long = 4000 +  84;
+pub const SYS_readlink: ::c_long = 4000 +  85;
+pub const SYS_uselib: ::c_long = 4000 +  86;
+pub const SYS_swapon: ::c_long = 4000 +  87;
+pub const SYS_reboot: ::c_long = 4000 +  88;
+pub const SYS_readdir: ::c_long = 4000 +  89;
+pub const SYS_mmap: ::c_long = 4000 +  90;
+pub const SYS_munmap: ::c_long = 4000 +  91;
+pub const SYS_truncate: ::c_long = 4000 +  92;
+pub const SYS_ftruncate: ::c_long = 4000 +  93;
+pub const SYS_fchmod: ::c_long = 4000 +  94;
+pub const SYS_fchown: ::c_long = 4000 +  95;
+pub const SYS_getpriority: ::c_long = 4000 +  96;
+pub const SYS_setpriority: ::c_long = 4000 +  97;
+pub const SYS_profil: ::c_long = 4000 +  98;
+pub const SYS_statfs: ::c_long = 4000 +  99;
+pub const SYS_fstatfs: ::c_long = 4000 + 100;
+pub const SYS_ioperm: ::c_long = 4000 + 101;
+pub const SYS_socketcall: ::c_long = 4000 + 102;
+pub const SYS_syslog: ::c_long = 4000 + 103;
+pub const SYS_setitimer: ::c_long = 4000 + 104;
+pub const SYS_getitimer: ::c_long = 4000 + 105;
+pub const SYS_stat: ::c_long = 4000 + 106;
+pub const SYS_lstat: ::c_long = 4000 + 107;
+pub const SYS_fstat: ::c_long = 4000 + 108;
+pub const SYS_unused109: ::c_long = 4000 + 109;
+pub const SYS_iopl: ::c_long = 4000 + 110;
+pub const SYS_vhangup: ::c_long = 4000 + 111;
+pub const SYS_idle: ::c_long = 4000 + 112;
+pub const SYS_vm86: ::c_long = 4000 + 113;
+pub const SYS_wait4: ::c_long = 4000 + 114;
+pub const SYS_swapoff: ::c_long = 4000 + 115;
+pub const SYS_sysinfo: ::c_long = 4000 + 116;
+pub const SYS_ipc: ::c_long = 4000 + 117;
+pub const SYS_fsync: ::c_long = 4000 + 118;
+pub const SYS_sigreturn: ::c_long = 4000 + 119;
+pub const SYS_clone: ::c_long = 4000 + 120;
+pub const SYS_setdomainname: ::c_long = 4000 + 121;
+pub const SYS_uname: ::c_long = 4000 + 122;
+pub const SYS_modify_ldt: ::c_long = 4000 + 123;
+pub const SYS_adjtimex: ::c_long = 4000 + 124;
+pub const SYS_mprotect: ::c_long = 4000 + 125;
+pub const SYS_sigprocmask: ::c_long = 4000 + 126;
+pub const SYS_create_module: ::c_long = 4000 + 127;
+pub const SYS_init_module: ::c_long = 4000 + 128;
+pub const SYS_delete_module: ::c_long = 4000 + 129;
+pub const SYS_get_kernel_syms: ::c_long = 4000 + 130;
+pub const SYS_quotactl: ::c_long = 4000 + 131;
+pub const SYS_getpgid: ::c_long = 4000 + 132;
+pub const SYS_fchdir: ::c_long = 4000 + 133;
+pub const SYS_bdflush: ::c_long = 4000 + 134;
+pub const SYS_sysfs: ::c_long = 4000 + 135;
+pub const SYS_personality: ::c_long = 4000 + 136;
+pub const SYS_afs_syscall: ::c_long = 4000 + 137;
+pub const SYS_setfsuid: ::c_long = 4000 + 138;
+pub const SYS_setfsgid: ::c_long = 4000 + 139;
+pub const SYS__llseek: ::c_long = 4000 + 140;
+pub const SYS_getdents: ::c_long = 4000 + 141;
+pub const SYS__newselect: ::c_long = 4000 + 142;
+pub const SYS_flock: ::c_long = 4000 + 143;
+pub const SYS_msync: ::c_long = 4000 + 144;
+pub const SYS_readv: ::c_long = 4000 + 145;
+pub const SYS_writev: ::c_long = 4000 + 146;
+pub const SYS_cacheflush: ::c_long = 4000 + 147;
+pub const SYS_cachectl: ::c_long = 4000 + 148;
+pub const SYS_sysmips: ::c_long = 4000 + 149;
+pub const SYS_unused150: ::c_long = 4000 + 150;
+pub const SYS_getsid: ::c_long = 4000 + 151;
+pub const SYS_fdatasync: ::c_long = 4000 + 152;
+pub const SYS__sysctl: ::c_long = 4000 + 153;
+pub const SYS_mlock: ::c_long = 4000 + 154;
+pub const SYS_munlock: ::c_long = 4000 + 155;
+pub const SYS_mlockall: ::c_long = 4000 + 156;
+pub const SYS_munlockall: ::c_long = 4000 + 157;
+pub const SYS_sched_setparam: ::c_long = 4000 + 158;
+pub const SYS_sched_getparam: ::c_long = 4000 + 159;
+pub const SYS_sched_setscheduler: ::c_long = 4000 + 160;
+pub const SYS_sched_getscheduler: ::c_long = 4000 + 161;
+pub const SYS_sched_yield: ::c_long = 4000 + 162;
+pub const SYS_sched_get_priority_max: ::c_long = 4000 + 163;
+pub const SYS_sched_get_priority_min: ::c_long = 4000 + 164;
+pub const SYS_sched_rr_get_interval: ::c_long = 4000 + 165;
+pub const SYS_nanosleep: ::c_long = 4000 + 166;
+pub const SYS_mremap: ::c_long = 4000 + 167;
+pub const SYS_accept: ::c_long = 4000 + 168;
+pub const SYS_bind: ::c_long = 4000 + 169;
+pub const SYS_connect: ::c_long = 4000 + 170;
+pub const SYS_getpeername: ::c_long = 4000 + 171;
+pub const SYS_getsockname: ::c_long = 4000 + 172;
+pub const SYS_getsockopt: ::c_long = 4000 + 173;
+pub const SYS_listen: ::c_long = 4000 + 174;
+pub const SYS_recv: ::c_long = 4000 + 175;
+pub const SYS_recvfrom: ::c_long = 4000 + 176;
+pub const SYS_recvmsg: ::c_long = 4000 + 177;
+pub const SYS_send: ::c_long = 4000 + 178;
+pub const SYS_sendmsg: ::c_long = 4000 + 179;
+pub const SYS_sendto: ::c_long = 4000 + 180;
+pub const SYS_setsockopt: ::c_long = 4000 + 181;
+pub const SYS_shutdown: ::c_long = 4000 + 182;
+pub const SYS_socket: ::c_long = 4000 + 183;
+pub const SYS_socketpair: ::c_long = 4000 + 184;
+pub const SYS_setresuid: ::c_long = 4000 + 185;
+pub const SYS_getresuid: ::c_long = 4000 + 186;
+pub const SYS_query_module: ::c_long = 4000 + 187;
+pub const SYS_poll: ::c_long = 4000 + 188;
+pub const SYS_nfsservctl: ::c_long = 4000 + 189;
+pub const SYS_setresgid: ::c_long = 4000 + 190;
+pub const SYS_getresgid: ::c_long = 4000 + 191;
+pub const SYS_prctl: ::c_long = 4000 + 192;
+pub const SYS_rt_sigreturn: ::c_long = 4000 + 193;
+pub const SYS_rt_sigaction: ::c_long = 4000 + 194;
+pub const SYS_rt_sigprocmask: ::c_long = 4000 + 195;
+pub const SYS_rt_sigpending: ::c_long = 4000 + 196;
+pub const SYS_rt_sigtimedwait: ::c_long = 4000 + 197;
+pub const SYS_rt_sigqueueinfo: ::c_long = 4000 + 198;
+pub const SYS_rt_sigsuspend: ::c_long = 4000 + 199;
+pub const SYS_pread64: ::c_long = 4000 + 200;
+pub const SYS_pwrite64: ::c_long = 4000 + 201;
+pub const SYS_chown: ::c_long = 4000 + 202;
+pub const SYS_getcwd: ::c_long = 4000 + 203;
+pub const SYS_capget: ::c_long = 4000 + 204;
+pub const SYS_capset: ::c_long = 4000 + 205;
+pub const SYS_sigaltstack: ::c_long = 4000 + 206;
+pub const SYS_sendfile: ::c_long = 4000 + 207;
+pub const SYS_getpmsg: ::c_long = 4000 + 208;
+pub const SYS_putpmsg: ::c_long = 4000 + 209;
+pub const SYS_mmap2: ::c_long = 4000 + 210;
+pub const SYS_truncate64: ::c_long = 4000 + 211;
+pub const SYS_ftruncate64: ::c_long = 4000 + 212;
+pub const SYS_stat64: ::c_long = 4000 + 213;
+pub const SYS_lstat64: ::c_long = 4000 + 214;
+pub const SYS_fstat64: ::c_long = 4000 + 215;
+pub const SYS_pivot_root: ::c_long = 4000 + 216;
+pub const SYS_mincore: ::c_long = 4000 + 217;
+pub const SYS_madvise: ::c_long = 4000 + 218;
+pub const SYS_getdents64: ::c_long = 4000 + 219;
+pub const SYS_fcntl64: ::c_long = 4000 + 220;
+pub const SYS_reserved221: ::c_long = 4000 + 221;
+pub const SYS_gettid: ::c_long = 4000 + 222;
+pub const SYS_readahead: ::c_long = 4000 + 223;
+pub const SYS_setxattr: ::c_long = 4000 + 224;
+pub const SYS_lsetxattr: ::c_long = 4000 + 225;
+pub const SYS_fsetxattr: ::c_long = 4000 + 226;
+pub const SYS_getxattr: ::c_long = 4000 + 227;
+pub const SYS_lgetxattr: ::c_long = 4000 + 228;
+pub const SYS_fgetxattr: ::c_long = 4000 + 229;
+pub const SYS_listxattr: ::c_long = 4000 + 230;
+pub const SYS_llistxattr: ::c_long = 4000 + 231;
+pub const SYS_flistxattr: ::c_long = 4000 + 232;
+pub const SYS_removexattr: ::c_long = 4000 + 233;
+pub const SYS_lremovexattr: ::c_long = 4000 + 234;
+pub const SYS_fremovexattr: ::c_long = 4000 + 235;
+pub const SYS_tkill: ::c_long = 4000 + 236;
+pub const SYS_sendfile64: ::c_long = 4000 + 237;
+pub const SYS_futex: ::c_long = 4000 + 238;
+pub const SYS_sched_setaffinity: ::c_long = 4000 + 239;
+pub const SYS_sched_getaffinity: ::c_long = 4000 + 240;
+pub const SYS_io_setup: ::c_long = 4000 + 241;
+pub const SYS_io_destroy: ::c_long = 4000 + 242;
+pub const SYS_io_getevents: ::c_long = 4000 + 243;
+pub const SYS_io_submit: ::c_long = 4000 + 244;
+pub const SYS_io_cancel: ::c_long = 4000 + 245;
+pub const SYS_exit_group: ::c_long = 4000 + 246;
+pub const SYS_lookup_dcookie: ::c_long = 4000 + 247;
+pub const SYS_epoll_create: ::c_long = 4000 + 248;
+pub const SYS_epoll_ctl: ::c_long = 4000 + 249;
+pub const SYS_epoll_wait: ::c_long = 4000 + 250;
+pub const SYS_remap_file_pages: ::c_long = 4000 + 251;
+pub const SYS_set_tid_address: ::c_long = 4000 + 252;
+pub const SYS_restart_syscall: ::c_long = 4000 + 253;
+pub const SYS_fadvise64: ::c_long = 4000 + 254;
+pub const SYS_statfs64: ::c_long = 4000 + 255;
+pub const SYS_fstatfs64: ::c_long = 4000 + 256;
+pub const SYS_timer_create: ::c_long = 4000 + 257;
+pub const SYS_timer_settime: ::c_long = 4000 + 258;
+pub const SYS_timer_gettime: ::c_long = 4000 + 259;
+pub const SYS_timer_getoverrun: ::c_long = 4000 + 260;
+pub const SYS_timer_delete: ::c_long = 4000 + 261;
+pub const SYS_clock_settime: ::c_long = 4000 + 262;
+pub const SYS_clock_gettime: ::c_long = 4000 + 263;
+pub const SYS_clock_getres: ::c_long = 4000 + 264;
+pub const SYS_clock_nanosleep: ::c_long = 4000 + 265;
+pub const SYS_tgkill: ::c_long = 4000 + 266;
+pub const SYS_utimes: ::c_long = 4000 + 267;
+pub const SYS_mbind: ::c_long = 4000 + 268;
+pub const SYS_get_mempolicy: ::c_long = 4000 + 269;
+pub const SYS_set_mempolicy: ::c_long = 4000 + 270;
+pub const SYS_mq_open: ::c_long = 4000 + 271;
+pub const SYS_mq_unlink: ::c_long = 4000 + 272;
+pub const SYS_mq_timedsend: ::c_long = 4000 + 273;
+pub const SYS_mq_timedreceive: ::c_long = 4000 + 274;
+pub const SYS_mq_notify: ::c_long = 4000 + 275;
+pub const SYS_mq_getsetattr: ::c_long = 4000 + 276;
+pub const SYS_vserver: ::c_long = 4000 + 277;
+pub const SYS_waitid: ::c_long = 4000 + 278;
+/* pub const SYS_sys_setaltroot: ::c_long = 4000 + 279; */
+pub const SYS_add_key: ::c_long = 4000 + 280;
+pub const SYS_request_key: ::c_long = 4000 + 281;
+pub const SYS_keyctl: ::c_long = 4000 + 282;
+pub const SYS_set_thread_area: ::c_long = 4000 + 283;
+pub const SYS_inotify_init: ::c_long = 4000 + 284;
+pub const SYS_inotify_add_watch: ::c_long = 4000 + 285;
+pub const SYS_inotify_rm_watch: ::c_long = 4000 + 286;
+pub const SYS_migrate_pages: ::c_long = 4000 + 287;
+pub const SYS_openat: ::c_long = 4000 + 288;
+pub const SYS_mkdirat: ::c_long = 4000 + 289;
+pub const SYS_mknodat: ::c_long = 4000 + 290;
+pub const SYS_fchownat: ::c_long = 4000 + 291;
+pub const SYS_futimesat: ::c_long = 4000 + 292;
+pub const SYS_fstatat64: ::c_long = 4000 + 293;
+pub const SYS_unlinkat: ::c_long = 4000 + 294;
+pub const SYS_renameat: ::c_long = 4000 + 295;
+pub const SYS_linkat: ::c_long = 4000 + 296;
+pub const SYS_symlinkat: ::c_long = 4000 + 297;
+pub const SYS_readlinkat: ::c_long = 4000 + 298;
+pub const SYS_fchmodat: ::c_long = 4000 + 299;
+pub const SYS_faccessat: ::c_long = 4000 + 300;
+pub const SYS_pselect6: ::c_long = 4000 + 301;
+pub const SYS_ppoll: ::c_long = 4000 + 302;
+pub const SYS_unshare: ::c_long = 4000 + 303;
+pub const SYS_splice: ::c_long = 4000 + 304;
+pub const SYS_sync_file_range: ::c_long = 4000 + 305;
+pub const SYS_tee: ::c_long = 4000 + 306;
+pub const SYS_vmsplice: ::c_long = 4000 + 307;
+pub const SYS_move_pages: ::c_long = 4000 + 308;
+pub const SYS_set_robust_list: ::c_long = 4000 + 309;
+pub const SYS_get_robust_list: ::c_long = 4000 + 310;
+pub const SYS_kexec_load: ::c_long = 4000 + 311;
+pub const SYS_getcpu: ::c_long = 4000 + 312;
+pub const SYS_epoll_pwait: ::c_long = 4000 + 313;
+pub const SYS_ioprio_set: ::c_long = 4000 + 314;
+pub const SYS_ioprio_get: ::c_long = 4000 + 315;
+pub const SYS_utimensat: ::c_long = 4000 + 316;
+pub const SYS_signalfd: ::c_long = 4000 + 317;
+pub const SYS_timerfd: ::c_long = 4000 + 318;
+pub const SYS_eventfd: ::c_long = 4000 + 319;
+pub const SYS_fallocate: ::c_long = 4000 + 320;
+pub const SYS_timerfd_create: ::c_long = 4000 + 321;
+pub const SYS_timerfd_gettime: ::c_long = 4000 + 322;
+pub const SYS_timerfd_settime: ::c_long = 4000 + 323;
+pub const SYS_signalfd4: ::c_long = 4000 + 324;
+pub const SYS_eventfd2: ::c_long = 4000 + 325;
+pub const SYS_epoll_create1: ::c_long = 4000 + 326;
+pub const SYS_dup3: ::c_long = 4000 + 327;
+pub const SYS_pipe2: ::c_long = 4000 + 328;
+pub const SYS_inotify_init1: ::c_long = 4000 + 329;
+pub const SYS_preadv: ::c_long = 4000 + 330;
+pub const SYS_pwritev: ::c_long = 4000 + 331;
+pub const SYS_rt_tgsigqueueinfo: ::c_long = 4000 + 332;
+pub const SYS_perf_event_open: ::c_long = 4000 + 333;
+pub const SYS_accept4: ::c_long = 4000 + 334;
+pub const SYS_recvmmsg: ::c_long = 4000 + 335;
+pub const SYS_fanotify_init: ::c_long = 4000 + 336;
+pub const SYS_fanotify_mark: ::c_long = 4000 + 337;
+pub const SYS_prlimit64: ::c_long = 4000 + 338;
+pub const SYS_name_to_handle_at: ::c_long = 4000 + 339;
+pub const SYS_open_by_handle_at: ::c_long = 4000 + 340;
+pub const SYS_clock_adjtime: ::c_long = 4000 + 341;
+pub const SYS_syncfs: ::c_long = 4000 + 342;
+pub const SYS_sendmmsg: ::c_long = 4000 + 343;
+pub const SYS_setns: ::c_long = 4000 + 344;
+pub const SYS_process_vm_readv: ::c_long = 4000 + 345;
+pub const SYS_process_vm_writev: ::c_long = 4000 + 346;
+pub const SYS_kcmp: ::c_long = 4000 + 347;
+pub const SYS_finit_module: ::c_long = 4000 + 348;
+pub const SYS_sched_setattr: ::c_long = 4000 + 349;
+pub const SYS_sched_getattr: ::c_long = 4000 + 350;
+pub const SYS_renameat2: ::c_long = 4000 + 351;
+pub const SYS_seccomp: ::c_long = 4000 + 352;
+pub const SYS_getrandom: ::c_long = 4000 + 353;
+pub const SYS_memfd_create: ::c_long = 4000 + 354;
+pub const SYS_bpf: ::c_long = 4000 + 355;
+pub const SYS_execveat: ::c_long = 4000 + 356;
+pub const SYS_userfaultfd: ::c_long = 4000 + 357;
+pub const SYS_membarrier: ::c_long = 4000 + 358;
+pub const SYS_mlock2: ::c_long = 4000 + 359;
+pub const SYS_copy_file_range: ::c_long = 4000 + 360;
+pub const SYS_preadv2: ::c_long = 4000 + 361;
+pub const SYS_pwritev2: ::c_long = 4000 + 362;
+pub const SYS_pkey_mprotect: ::c_long = 4000 + 363;
+pub const SYS_pkey_alloc: ::c_long = 4000 + 364;
+pub const SYS_pkey_free: ::c_long = 4000 + 365;
 
 #[link(name = "util")]
 extern {
diff --git a/libc/src/unix/uclibc/mips/mips64.rs b/libc/src/unix/uclibc/mips/mips64.rs
index 79bac1f..e35938b 100644
--- a/libc/src/unix/uclibc/mips/mips64.rs
+++ b/libc/src/unix/uclibc/mips/mips64.rs
@@ -188,8 +188,13 @@ s! {
     }
 
     // FIXME this is actually a union
+    #[cfg_attr(all(feature = "align", target_pointer_width = "32"),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align", target_pointer_width = "64"),
+               repr(align(8)))]
     pub struct sem_t {
         __size: [::c_char; 32],
+        #[cfg(not(feature = "align"))]
         __align: [::c_long; 0],
     }
 }
diff --git a/libc/src/unix/uclibc/mips/mod.rs b/libc/src/unix/uclibc/mips/mod.rs
index cc3ddf2..27f6fe5 100644
--- a/libc/src/unix/uclibc/mips/mod.rs
+++ b/libc/src/unix/uclibc/mips/mod.rs
@@ -1,3 +1,5 @@
+pub type pthread_t = ::c_ulong;
+
 pub const SFD_CLOEXEC: ::c_int = 0x080000;
 
 pub const NCCS: usize = 32;
@@ -224,8 +226,8 @@ pub const SO_BPF_EXTENSIONS: ::c_int = 48;
 pub const FIOCLEX: ::c_ulong = 0x6601;
 pub const FIONBIO: ::c_ulong = 0x667e;
 
-pub const SA_ONSTACK: ::c_int = 0x08000000;
-pub const SA_SIGINFO: ::c_int = 0x00000008;
+pub const SA_ONSTACK: ::c_uint = 0x08000000;
+pub const SA_SIGINFO: ::c_uint = 0x00000008;
 pub const SA_NOCLDWAIT: ::c_int = 0x00010000;
 
 pub const SIGCHLD: ::c_int = 18;
diff --git a/libc/src/unix/uclibc/mod.rs b/libc/src/unix/uclibc/mod.rs
index 3f3a2ba..9d8e97e 100644
--- a/libc/src/unix/uclibc/mod.rs
+++ b/libc/src/unix/uclibc/mod.rs
@@ -11,7 +11,6 @@ pub type id_t = ::c_uint;
 pub type useconds_t = u32;
 pub type dev_t = u64;
 pub type socklen_t = u32;
-pub type pthread_t = ::c_ulong;
 pub type mode_t = u32;
 pub type ino64_t = u64;
 pub type off64_t = i64;
@@ -225,34 +224,80 @@ s! {
         pub ifa_data: *mut ::c_void
     }
 
+    #[cfg_attr(all(feature = "align",
+                   target_pointer_width = "32",
+                   any(target_arch = "mips",
+                       target_arch = "arm",
+                       target_arch = "powerpc")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "64",
+                       not(any(target_arch = "mips",
+                               target_arch = "arm",
+                               target_arch = "powerpc")))),
+               repr(align(8)))]
     pub struct pthread_mutex_t {
-        #[cfg(any(target_arch = "mips", target_arch = "arm",
-                  target_arch = "powerpc"))]
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "mips",
+                      target_arch = "arm",
+                      target_arch = "powerpc")))]
         __align: [::c_long; 0],
-        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+        #[cfg(not(any(feature = "align",
+                      target_arch = "mips",
+                      target_arch = "arm",
                       target_arch = "powerpc")))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_MUTEX_T],
     }
 
+    #[cfg_attr(all(feature = "align",
+                   target_pointer_width = "32",
+                   any(target_arch = "mips",
+                       target_arch = "arm",
+                       target_arch = "powerpc")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "64",
+                       not(any(target_arch = "mips",
+                               target_arch = "arm",
+                               target_arch = "powerpc")))),
+               repr(align(8)))]
     pub struct pthread_rwlock_t {
-        #[cfg(any(target_arch = "mips", target_arch = "arm",
-                  target_arch = "powerpc"))]
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "mips",
+                      target_arch = "arm",
+                      target_arch = "powerpc")))]
         __align: [::c_long; 0],
-        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+        #[cfg(not(any(feature = "align",
+                      target_arch = "mips",
+                      target_arch = "arm",
                       target_arch = "powerpc")))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_RWLOCK_T],
     }
 
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "32",
+                       target_arch = "x86_64", target_arch = "powerpc64",
+                       target_arch = "mips64", target_arch = "s390x",
+                       target_arch = "sparc64")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   not(any(target_pointer_width = "32",
+                           target_arch = "x86_64", target_arch = "powerpc64",
+                           target_arch = "mips64", target_arch = "s390x",
+                           target_arch = "sparc64"))),
+               repr(align(8)))]
     pub struct pthread_mutexattr_t {
-        #[cfg(any(target_arch = "x86_64", target_arch = "powerpc64",
-                  target_arch = "mips64", target_arch = "s390x",
-                  target_arch = "sparc64"))]
-        __align: [::c_int; 0],
-        #[cfg(not(any(target_arch = "x86_64", target_arch = "powerpc64",
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "x86_64", target_arch = "powerpc64",
                       target_arch = "mips64", target_arch = "s390x",
                       target_arch = "sparc64")))]
+        __align: [::c_int; 0],
+        #[cfg(all(not(feature = "align"),
+                  not(any(target_arch = "x86_64", target_arch = "powerpc64",
+                          target_arch = "mips64", target_arch = "s390x",
+                          target_arch = "sparc64"))))]
         __align: [::c_long; 0],
         size: [u8; __SIZEOF_PTHREAD_MUTEXATTR_T],
     }
@@ -262,12 +307,16 @@ s! {
         __pshared: ::c_int,
     }
 
+    #[cfg_attr(feature = "align", repr(align(8)))]
     pub struct pthread_cond_t {
+        #[cfg(not(feature = "align"))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_COND_T],
     }
 
+    #[cfg_attr(feature = "align", repr(align(4)))]
     pub struct pthread_condattr_t {
+        #[cfg(not(feature = "align"))]
         __align: [::c_int; 0],
         size: [u8; __SIZEOF_PTHREAD_CONDATTR_T],
     }
@@ -342,7 +391,12 @@ s! {
         pub ssi_utime: ::uint64_t,
         pub ssi_stime: ::uint64_t,
         pub ssi_addr: ::uint64_t,
-        _pad: [::uint8_t; 48],
+        pub ssi_addr_lsb: ::uint16_t,
+        _pad2: ::uint16_t,
+        pub ssi_syscall: ::int32_t,
+        pub ssi_call_addr: ::uint64_t,
+        pub ssi_arch: ::uint32_t,
+        _pad: [::uint8_t; 28],
     }
 
     pub struct fsid_t {
@@ -1117,18 +1171,17 @@ pub const RTLD_NOW: ::c_int = 0x2;
 
 pub const TCP_MD5SIG: ::c_int = 14;
 
-pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
-    __align: [],
-    size: [0; __SIZEOF_PTHREAD_MUTEX_T],
-};
-pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
-    __align: [],
-    size: [0; __SIZEOF_PTHREAD_COND_T],
-};
-pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
-    __align: [],
-    size: [0; __SIZEOF_PTHREAD_RWLOCK_T],
-};
+align_const! {
+    pub const PTHREAD_MUTEX_INITIALIZER: pthread_mutex_t = pthread_mutex_t {
+        size: [0; __SIZEOF_PTHREAD_MUTEX_T],
+    };
+    pub const PTHREAD_COND_INITIALIZER: pthread_cond_t = pthread_cond_t {
+        size: [0; __SIZEOF_PTHREAD_COND_T],
+    };
+    pub const PTHREAD_RWLOCK_INITIALIZER: pthread_rwlock_t = pthread_rwlock_t {
+        size: [0; __SIZEOF_PTHREAD_RWLOCK_T],
+    };
+}
 pub const PTHREAD_MUTEX_NORMAL: ::c_int = 0;
 pub const PTHREAD_MUTEX_RECURSIVE: ::c_int = 1;
 pub const PTHREAD_MUTEX_ERRORCHECK: ::c_int = 2;
@@ -1329,6 +1382,9 @@ pub const PR_GET_TID_ADDRESS: ::c_int = 40;
 pub const PR_SET_THP_DISABLE: ::c_int = 41;
 pub const PR_GET_THP_DISABLE: ::c_int = 42;
 
+pub const GRND_NONBLOCK: ::c_uint = 0x0001;
+pub const GRND_RANDOM: ::c_uint = 0x0002;
+
 pub const ABDAY_1: ::nl_item = 0x300;
 pub const ABDAY_2: ::nl_item = 0x301;
 pub const ABDAY_3: ::nl_item = 0x302;
@@ -1495,6 +1551,12 @@ f! {
 }
 
 extern {
+    pub fn abs(i: ::c_int) -> ::c_int;
+    pub fn atof(s: *const ::c_char) -> ::c_double;
+    pub fn labs(i: ::c_long) -> ::c_long;
+    pub fn rand() -> ::c_int;
+    pub fn srand(seed: ::c_uint);
+
     pub fn fdatasync(fd: ::c_int) -> ::c_int;
     pub fn mincore(addr: *mut ::c_void, len: ::size_t,
                    vec: *mut ::c_uchar) -> ::c_int;
@@ -1583,6 +1645,8 @@ extern {
     pub fn uselocale(loc: ::locale_t) -> ::locale_t;
     pub fn creat64(path: *const c_char, mode: mode_t) -> ::c_int;
     pub fn fstat64(fildes: ::c_int, buf: *mut stat64) -> ::c_int;
+    pub fn fstatat64(fildes: ::c_int, path: *const ::c_char,
+                     buf: *mut stat64, flag: ::c_int) -> ::c_int;
     pub fn ftruncate64(fd: ::c_int, length: off64_t) -> ::c_int;
     pub fn getrlimit64(resource: ::c_int, rlim: *mut rlimit64) -> ::c_int;
     pub fn lseek64(fd: ::c_int, offset: off64_t, whence: ::c_int) -> off64_t;
@@ -1610,8 +1674,6 @@ extern {
     pub fn truncate64(path: *const c_char, length: off64_t) -> ::c_int;
     pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
 
-    pub fn fdopendir(fd: ::c_int) -> *mut ::DIR;
-
     pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
                    mode: ::mode_t, dev: dev_t) -> ::c_int;
     pub fn ppoll(fds: *mut ::pollfd,
@@ -1635,6 +1697,8 @@ extern {
     pub fn unshare(flags: ::c_int) -> ::c_int;
     pub fn sem_timedwait(sem: *mut sem_t,
                          abstime: *const ::timespec) -> ::c_int;
+    pub fn sem_getvalue(sem: *mut sem_t,
+                        sval: *mut ::c_int) -> ::c_int;
     pub fn accept4(fd: ::c_int, addr: *mut ::sockaddr, len: *mut ::socklen_t,
                    flg: ::c_int) -> ::c_int;
     pub fn pthread_mutex_timedlock(lock: *mut pthread_mutex_t,
@@ -1802,6 +1866,8 @@ extern {
 
     pub fn seekdir(dirp: *mut ::DIR, loc: ::c_long);
 
+    pub fn dirfd(dirp: *mut ::DIR) -> ::c_int;
+
     pub fn telldir(dirp: *mut ::DIR) -> ::c_long;
     pub fn madvise(addr: *mut ::c_void, len: ::size_t, advice: ::c_int)
                   -> ::c_int;
@@ -1890,7 +1956,7 @@ extern {
 }
 
 cfg_if! {
-    if #[cfg(target_arch = "mips")] {
+    if #[cfg(any(target_arch = "mips", target_arch = "mips64"))] {
         mod mips;
         pub use self::mips::*;
     } else if #[cfg(target_arch = "x86_64")] {
diff --git a/libc/src/unix/uclibc/x86_64/l4re.rs b/libc/src/unix/uclibc/x86_64/l4re.rs
index f047a82..4f5811d 100644
--- a/libc/src/unix/uclibc/x86_64/l4re.rs
+++ b/libc/src/unix/uclibc/x86_64/l4re.rs
@@ -4,6 +4,7 @@
 /// libc and hence we should provide them here.
 
 pub type l4_umword_t = ::c_ulong; // Unsigned machine word.
+pub type pthread_t = *mut ::c_void;
 
 s! {
     /// CPU sets.
diff --git a/libc/src/unix/uclibc/x86_64/mod.rs b/libc/src/unix/uclibc/x86_64/mod.rs
index 7d08258..bc6571a 100644
--- a/libc/src/unix/uclibc/x86_64/mod.rs
+++ b/libc/src/unix/uclibc/x86_64/mod.rs
@@ -133,6 +133,7 @@ s! {
 //
 //    pub struct in6_addr {
 //        pub s6_addr: [u8; 16],
+//        #[cfg(not(feature = "align"))]
 //        __align: [u32; 0],
 //    }
 
@@ -204,51 +205,106 @@ s! {
         pub c_cc: [::cc_t; ::NCCS],
     }
 
+    #[cfg_attr(all(feature = "align", target_pointer_width = "32"),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align", target_pointer_width = "64"),
+               repr(align(8)))]
     pub struct sem_t { // ToDo
         #[cfg(target_pointer_width = "32")]
         __size: [::c_char; 16],
         #[cfg(target_pointer_width = "64")]
         __size: [::c_char; 32],
+        #[cfg(not(feature = "align"))]
         __align: [::c_long; 0],
     }
 
+    #[cfg_attr(all(feature = "align",
+                   target_pointer_width = "32",
+                   any(target_arch = "mips",
+                       target_arch = "arm",
+                       target_arch = "powerpc")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "64",
+                       not(any(target_arch = "mips",
+                               target_arch = "arm",
+                               target_arch = "powerpc")))),
+               repr(align(8)))]
     pub struct pthread_mutex_t { // ToDo
-        #[cfg(any(target_arch = "mips", target_arch = "arm",
-                  target_arch = "powerpc"))]
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "mips",
+                      target_arch = "arm",
+                      target_arch = "powerpc")))]
         __align: [::c_long; 0],
-        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+        #[cfg(not(any(feature = "align",
+                      target_arch = "mips",
+                      target_arch = "arm",
                       target_arch = "powerpc")))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_MUTEX_T],
     }
 
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "32",
+                       target_arch = "x86_64", target_arch = "powerpc64",
+                       target_arch = "mips64", target_arch = "s390x",
+                       target_arch = "sparc64")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   not(any(target_pointer_width = "32",
+                           target_arch = "x86_64", target_arch = "powerpc64",
+                           target_arch = "mips64", target_arch = "s390x",
+                           target_arch = "sparc64"))),
+               repr(align(8)))]
     pub struct pthread_mutexattr_t { // ToDo
-        #[cfg(any(target_arch = "x86_64", target_arch = "powerpc64",
-                  target_arch = "mips64", target_arch = "s390x",
-                  target_arch = "sparc64"))]
-        __align: [::c_int; 0],
-        #[cfg(not(any(target_arch = "x86_64", target_arch = "powerpc64",
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "x86_64", target_arch = "powerpc64",
                       target_arch = "mips64", target_arch = "s390x",
                       target_arch = "sparc64")))]
+        __align: [::c_int; 0],
+        #[cfg(all(not(feature = "align"),
+                  not(any(target_arch = "x86_64", target_arch = "powerpc64",
+                          target_arch = "mips64", target_arch = "s390x",
+                          target_arch = "sparc64"))))]
         __align: [::c_long; 0],
         size: [u8; __SIZEOF_PTHREAD_MUTEXATTR_T],
     }
 
+    #[cfg_attr(feature = "align", repr(align(8)))]
     pub struct pthread_cond_t { // ToDo
+        #[cfg(not(feature = "align"))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_COND_T],
     }
 
+    #[cfg_attr(feature = "align", repr(align(4)))]
     pub struct pthread_condattr_t { // ToDo
+        #[cfg(not(feature = "align"))]
         __align: [::c_int; 0],
         size: [u8; __SIZEOF_PTHREAD_CONDATTR_T],
     }
 
+    #[cfg_attr(all(feature = "align",
+                   target_pointer_width = "32",
+                   any(target_arch = "mips",
+                       target_arch = "arm",
+                       target_arch = "powerpc")),
+               repr(align(4)))]
+    #[cfg_attr(all(feature = "align",
+                   any(target_pointer_width = "64",
+                       not(any(target_arch = "mips",
+                               target_arch = "arm",
+                               target_arch = "powerpc")))),
+               repr(align(8)))]
     pub struct pthread_rwlock_t { // ToDo
-        #[cfg(any(target_arch = "mips", target_arch = "arm",
-                  target_arch = "powerpc"))]
+        #[cfg(all(not(feature = "align"),
+                  any(target_arch = "mips",
+                      target_arch = "arm",
+                      target_arch = "powerpc")))]
         __align: [::c_long; 0],
-        #[cfg(not(any(target_arch = "mips", target_arch = "arm",
+        #[cfg(not(any(feature = "align",
+                      target_arch = "mips",
+                      target_arch = "arm",
                       target_arch = "powerpc")))]
         __align: [::c_longlong; 0],
         size: [u8; __SIZEOF_PTHREAD_RWLOCK_T],
@@ -352,6 +408,9 @@ cfg_if! {
     if #[cfg(target_os = "l4re")] {
         mod l4re;
         pub use self::l4re::*;
-    } else { }
+    } else {
+        mod other;
+        pub use other::*;
+    }
 }
 
diff --git a/libc/src/unix/uclibc/x86_64/other.rs b/libc/src/unix/uclibc/x86_64/other.rs
new file mode 100644
index 0000000..1cc521d
--- /dev/null
+++ b/libc/src/unix/uclibc/x86_64/other.rs
@@ -0,0 +1,4 @@
+// Thestyle checker discourages the use of #[cfg], so this has to go into a
+// separate module
+pub type pthread_t = ::c_ulong;
+