extern const char *cgit_httpscheme();
extern const char *cgit_hosturl();
extern const char *cgit_rooturl();
-extern const char *cgit_currenturl();
+extern char *cgit_currenturl();
extern const char *cgit_loginurl();
extern char *cgit_repourl(const char *reponame);
extern char *cgit_fileurl(const char *reponame, const char *pagename,