[svn-upgrade] Integrating new upstream version, shadow (19990709)

lib/strcasecmp.c

@@ -0,0 +1,25 @@
+#include <config.h>
+#include "defines.h"
+#include <ctype.h>
+
+#include "rcsid.h"
+RCSID("$Id: strcasecmp.c,v 1.1 1999/07/09 18:02:43 marekm Exp $")
+
+/*
+ * strcasecmp - compare strings, ignoring case
+ */
+
+char *
+strcasecmp(const char *s1, const char *s2)
+{
+	int ret;
+
+	for (;;) {
+		ret = tolower(*s1) - tolower(*s2);
+		if (ret || *s1 == '\0' || *s2 == '\0')
+			break;
+		s1++;
+		s2++;
+	}
+	return ret;
+}