typedef void (*ModuleHandler) (FCGIContext *context, char *params);
-extern void FCGI_LockControl(FCGIContext *context, bool force);
+extern bool FCGI_LockControl(FCGIContext *context, bool force);
extern void FCGI_ReleaseControl(FCGIContext *context);
extern bool FCGI_HasControl(FCGIContext *context, const char *key);
extern char *FCGI_KeyPair(char *in, const char **key, const char **value);