newlib-cygwin/libgloss/riscv/sys_exit.c

#include <machine/syscall.h>
#include "internal_syscall.h"

/* Exit a program without cleaning up files.  */
void
_exit(int exit_status)
{
  syscall_errno (SYS_exit, exit_status, 0, 0, 0, 0, 0);
  while (1);
}