F_DUPFD            68 ext/fcntl/fcntl.c #ifdef F_DUPFD
F_DUPFD            78 ext/fcntl/fcntl.c     rb_define_const(mFcntl, "F_DUPFD", INT2NUM(F_DUPFD));
F_DUPFD           364 io.c           #if defined(HAVE_FCNTL) && defined(F_DUPFD_CLOEXEC) && defined(F_DUPFD)
F_DUPFD           375 io.c                       ret = fcntl(fd, F_DUPFD, minfd);
F_DUPFD           382 io.c                   ret = fcntl(fd, F_DUPFD, minfd);
F_DUPFD           384 io.c           #elif defined(HAVE_FCNTL) && defined(F_DUPFD)
F_DUPFD           385 io.c               ret = fcntl(fd, F_DUPFD, minfd);
F_DUPFD          8980 io.c           #ifdef F_DUPFD
F_DUPFD          8981 io.c                 case F_DUPFD:
F_DUPFD          9211 io.c           #if defined(F_DUPFD)
F_DUPFD          9212 io.c               if (arg->cmd == F_DUPFD)
F_DUPFD          9229 io.c           #if defined(F_DUPFD)
F_DUPFD          9230 io.c               if (retval != -1 && cmd == F_DUPFD) {
F_DUPFD            20 missing/dup2.c #if !defined(HAVE_FCNTL) || !defined(F_DUPFD)
F_DUPFD            29 missing/dup2.c #if defined(HAVE_FCNTL) && defined(F_DUPFD)
F_DUPFD            39 missing/dup2.c 		if (fcntl(fd1, F_DUPFD, fd2) < 0)
F_DUPFD          4210 win32/win32.c        case F_DUPFD: case F_DUPFD_CLOEXEC: {
F_DUPFD          4216 win32/win32.c  			      cmd == F_DUPFD && !(flag & FNOINHERIT),
F_DUPFD          4226 win32/win32.c  	if (cmd != F_DUPFD)