libc/sysdeps: dup3: check for __NR_dup3 since older kernels/arches lack it · 2ff20713c6 - wbx's git service

libc/sysdeps: dup3: check for __NR_dup3 since older kernels/arches lack it

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

Mike Frysinger 11 years ago

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48a61d889e

commit

2ff20713c6

1 changed files with 2 additions and 0 deletions

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libc/sysdeps/linux/common/dup3.c
							 
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				@@ -10,4 +10,6 @@
			
				 #include <sys/syscall.h>
			
				 #include <unistd.h>
			
				+#if defined(__NR_dup3)
			
				 _syscall3(int, dup3, int, oldfd, int, newfd, int, flags)
			
				+#endif