sys_umask         134 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_umask, sys_umask)
sys_umask         729 include/linux/syscalls.h asmlinkage long sys_umask(int mask);
sys_umask         504 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_umask, sys_umask)
sys_umask        2202 tools/include/nolibc/nolibc.h 	return sys_umask(mode);
sys_umask         504 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_umask, sys_umask)