diff -aur chkconfig-1.5/leveldb.c chkconfig-1.5-new/leveldb.c
--- chkconfig-1.5/leveldb.c	2015-06-01 05:07:44.000000000 -0700
+++ chkconfig-1.5-new/leveldb.c	2016-09-12 22:17:35.241508327 -0700
@@ -674,23 +674,8 @@
 
 /* returns -1 on error */
 int currentRunlevel(void) {
-    FILE * p;
-    char response[50];
-
-    p = popen("/sbin/runlevel", "r");
-    if (!p) return -1;
-
-    if (!fgets(response, sizeof(response), p)) {
-	pclose(p);
-	return -1;
-    }
-
-    pclose(p);
-
-    if (response[1] != ' ' || !isdigit(response[2]) || response[3] != '\n')
-	return -1;
-
-    return response[2] - '0';
+    // Photon OS only supports running chkconfig from runlevel 3
+    return 3;
 }
 
 int findServiceEntries(char * name, int level, glob_t * globresptr) {