30 static int pushresult (lua_State *L, int i, const char *filename) {  in pushresult()  function
112   return pushresult(L, ok, NULL);  in io_pclose()
123   return pushresult(L, ok, NULL);  in io_fclose()
166   return (*pf == NULL) ? pushresult(L, 0, filename) : 1;  in io_open()
179   return (*pf == NULL) ? pushresult(L, 0, filename) : 1;  in io_popen()
186   return (*pf == NULL) ? pushresult(L, 0, NULL) : 1;  in io_tmpfile()
372     return pushresult(L, 0, NULL);  in g_read()
428   return pushresult(L, status, NULL);  in g_write()
450     return pushresult(L, 0, NULL);  /* error */  in f_seek()
465   return pushresult(L, res == 0, NULL);  in f_setvbuf()
471   return pushresult(L, fflush(getiofile(L, IO_OUTPUT)) == 0, NULL);  in io_flush()
476   return pushresult(L, fflush(tofile(L)) == 0, NULL);  in f_flush()