dup2              138 usr/bin/sh/sh.c 				if (dup2(redir[i], i) == -1)
dup2               54 usr/include/unistd.h int	 dup2(int, int);
dup2              129 usr/lib/libc/stdio/freopen.c 		if (dup2(f, wantfd) >= 0) {
dup2               73 usr/test/dup/dup.c 	if ((fd2 = dup2(fd1, fd1 + 1)) < 0)
dup2              121 usr/test/dup/dup.c 	if ((fd2 = dup2(fd1, fd1)) < 0)
dup2              162 usr/test/dup/dup.c 	if ((fd2 = dup2(fd1, (int)(rlp.rlim_cur + 1))) >= 0)