--- src/lib/IV-X11/xfont.c.org	Thu Dec  9 14:17:55 1993
+++ src/lib/IV-X11/xfont.c	Sun Jan 23 18:53:44 2000
@@ -538,8 +538,9 @@
 static boolean contains(const char* string, const char* substring) {
     int sublength = strlen(substring);
     int length = strlen(string) - sublength;
-    for (int i = 0; i <= length; ++i) {
-        for (int j = 0; j < sublength; ++j) {
+    int i, j;
+    for (i = 0; i <= length; ++i) {
+        for (j = 0; j < sublength; ++j) {
             if (string[i+j] != substring[j]) {
                 break;
             }
