ap/build/uClibc/libc/sysdeps/linux/mips/sysmips.c

#include <errno.h>
#include <sys/syscall.h>
#include <sys/sysmips.h>

#ifdef __NR_sysmips
_syscall4(int, sysmips, const int, cmd, const long, arg1, const int, arg2, const int, arg3)
#endif