omode 287 sysfile.c int fd, omode;
omode 291 sysfile.c if(argstr(0, &path) < 0 || argint(1, &omode) < 0)
omode 296 sysfile.c if(omode & O_CREATE){
omode 308 sysfile.c if(ip->type == T_DIR && omode != O_RDONLY){
omode 328 sysfile.c f->readable = !(omode & O_WRONLY);
omode 329 sysfile.c f->writable = (omode & O_WRONLY) || (omode & O_RDWR);