Index: src/zidCache.c
--- src/zidCache.c.orig
+++ src/zidCache.c
@@ -30,7 +30,7 @@
 #ifdef _WIN32
 #include <malloc.h>
 #else
-#include <alloca.h>
+#include <stdlib.h>
 #endif
 
 /* define a version number for the DB schema as an interger MMmmpp */
