github.com/afumu/libc@v0.0.6/musl/src/linux/flock.c (about)

     1  #include <sys/file.h>
     2  #include "syscall.h"
     3  
     4  int flock(int fd, int op)
     5  {
     6  	return syscall(SYS_flock, fd, op);
     7  }