$NetBSD: patch-ab,v 1.5 2004/08/27 10:10:22 tron Exp $

--- wmbiff/ShellClient.c.orig	2004-06-18 23:28:16.000000000 +0200
+++ wmbiff/ShellClient.c	2004-08-27 12:03:23.000000000 +0200
@@ -152,6 +152,21 @@
 	return (strdup_ordie(bigbuffer));
 }
 
+static char *mystrcasestr(const char *big, const char *little)
+{
+	int blen, llen;
+
+	blen = strlen(big);
+	llen = strlen(little);
+	while (blen >= llen) {
+		if (strncasecmp(big, little, llen) == 0)
+			return (char *)big;
+		big++;
+		blen--;
+	}
+	return NULL;
+}
+
 int shellCmdCheck(Pop3 pc)
 {
 	int count_status = 0;
@@ -189,7 +204,7 @@
 			pc->UnreadMsgs = 0;
 			pc->TotalMsgs = count_status;
 		}
-	} else if (strcasestr(commandOutput, "unable")) {
+	} else if (mystrcasestr(commandOutput, "unable") != NULL) {
 		return -1;
 	} else if (sscanf(commandOutput, "%9s\n", pc->TextStatus) == 1) {
 		/* validate the string input */