sys_setpgid 128 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_setpgid, sys_setpgid) sys_setpgid 715 include/linux/syscalls.h asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); sys_setpgid 475 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setpgid, sys_setpgid) sys_setpgid 2137 tools/include/nolibc/nolibc.h int ret = sys_setpgid(pid, pgid); sys_setpgid 475 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setpgid, sys_setpgid)