sys_semctl 131 arch/x86/kernel/sys_i386_32.c return sys_semctl(first, second, third, fourth); sys_semctl 468 include/linux/syscalls.h asmlinkage long sys_semctl(int semid, int semnum, int cmd, union semun arg); sys_semctl 264 ipc/compat.c err = sys_semctl(first, second, third, fourth); sys_semctl 271 ipc/compat.c err = sys_semctl(first, second, third, fourth); sys_semctl 297 ipc/compat.c err = sys_semctl(first, second, third, fourth);