fcntl             152 ext/fcntl/fcntl.c         SCM_SYSCALL(r, fcntl(fd, op));
fcntl             174 ext/fcntl/fcntl.c         SCM_SYSCALL(r, fcntl(fd, op, Scm_GetInteger(arg)));
fcntl             185 ext/fcntl/fcntl.c         SCM_SYSCALL(r, fcntl(fd, op, &fl->lock));
fcntl             212 ext/fcntl/fcntl.c     SCM_INIT_EXTENSION(fcntl);
fcntl            1592 gc/os_dep.c    	  fcntl(zero_fd, F_SETFD, FD_CLOEXEC);