$NetBSD: patch-ae,v 1.4 2015/12/29 23:34:45 dholland Exp $

Avoid void main.
Do sunos4 allocation hack only on sunos4.

--- main.c.orig	1995-01-27 08:38:48.000000000 +0100
+++ main.c	2004-07-03 21:32:55.000000000 +0200
@@ -33,7 +33,7 @@
 
 struct itrace *newflist_save;
 
-void main(argc,argv)
+int main(argc,argv)
 int argc;
 char *argv[];
 {
@@ -303,13 +303,16 @@
 
 void heap_realloc()		/* reallocate system/user heaps */
 {
+#if SUN4 == 1
     cfree((char *)sheap); SHEAP_SIZE=SHEAP_SIZE*1.2; system_heap_alloc();
-/*    free(heap);   HEAP_SIZE *= 1.2; 
+#else
+    free(heap);   HEAP_SIZE *= 1.2; 
     free(cheap);   CHEAP_SIZE *= 1.2;
     free(eheap);  ESP_SIZE *= 1.2;
     free(ustack);  USTACK_SIZE *= 1.2;
     free(nheap);   NAME_SIZE *= 1.2; 
-    heap_alloc();  */
+    heap_alloc();
+#endif /* SUN4 */
     init_status();
 }