Add extern "C" for C++. From joerg at britannica dot bec dot de

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17667 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/fnmatch.hin

@@ -42,6 +42,10 @@
 #endif
 #endif
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define fnmatch rk_fnmatch
 
 #define	FNM_NOMATCH	1	/* Match failed. */
@@ -53,4 +57,8 @@
 int ROKEN_LIB_FUNCTION
 fnmatch (const char *, const char *, int);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* !_FNMATCH_H_ */