rb_fd_isset       316 include/ruby/intern.h int rb_fd_isset(int, const rb_fdset_t *);
rb_fd_isset      8469 io.c           	    if (rb_fd_isset(fptr->fd, &fds[0]) ||
rb_fd_isset      8470 io.c           		rb_fd_isset(fptr->fd, &fds[3])) {
rb_fd_isset      8483 io.c           	    if (rb_fd_isset(fptr->fd, &fds[1])) {
rb_fd_isset      8496 io.c           	    if (rb_fd_isset(fptr->fd, &fds[2])) {
rb_fd_isset      8501 io.c           		if (rb_fd_isset(fptr->fd, &fds[2])) {
rb_fd_isset      3567 thread.c       #define FD_ISSET(i, f)	rb_fd_isset((i), (f))
rb_fd_isset      3620 thread.c       #define FD_ISSET(i, f)	rb_fd_isset((i), (f))
rb_fd_isset      3916 thread.c       	if (args->read && rb_fd_isset(args->as.fd, args->read))
rb_fd_isset      3918 thread.c       	if (args->write && rb_fd_isset(args->as.fd, args->write))
rb_fd_isset      3920 thread.c       	if (args->except && rb_fd_isset(args->as.fd, args->except))