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authorFRIGN <dev@frign.de>2015-09-22 13:13:25 +0200
committerFRIGN <dev@frign.de>2015-09-22 14:15:24 +0200
commit20d53cebc122829449524ef339ce44e13c6e85ec (patch)
tree5059811bdd2f953b8ed8ead80fcf300689c60ea9 /arg.h
parentbf8c71e42937b623f76ced22c9557f87e3d945da (diff)
downloadst-20d53cebc122829449524ef339ce44e13c6e85ec.tar.gz
st-20d53cebc122829449524ef339ce44e13c6e85ec.tar.bz2
dup() -> dup2()
gcc would warn about an unused result. We know it is 0 and dup() can't fail in these circumstances, as we closed fd0 previously. Using dup2() to do the same saves one line and shuts gcc up, bringing us a clean build back.
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