diff -r a3fe30a2666b -r a437550a9308 libpurple/protocols/zephyr/ZVariables.c
--- a/libpurple/protocols/zephyr/ZVariables.c	Wed Nov 12 19:15:24 2014 -0500
+++ b/libpurple/protocols/zephyr/ZVariables.c	Thu Nov 13 00:56:55 2014 -0500
@@ -206,7 +206,7 @@
 #define max(a,b) ((a > b) ? (a) : (b))
 #endif
 
-    if (g_ascii_strncasecmp(bfr, var, max(strlen(var), cp - bfr)))
+    if (g_ascii_strncasecmp(bfr, var, max(strlen(var), (gsize)(cp - bfr))))
 	return(0);			/* var is not the var in
 					   bfr ==> no match */