fix exit code check of dir_rm_rf function

src/lib66/module/parse_module.c

@@ -107,7 +107,7 @@ void parse_module(resolve_service_t *res, resolve_service_t *ares, unsigned int
             goto deps ;
         }
 
-        if (dir_rm_rf(path) < 0)
+        if (!dir_rm_rf(path))
             log_dieusys (LOG_EXIT_SYS, "remove: ", path) ;
 
         if (!hiercopy(dirname, path))

src/lib66/write/write_service.c

@@ -83,7 +83,7 @@ int write_services(resolve_service_t *res, char const *workdir, uint8_t force)
 
     if ((r && force) || !r) {
 
-        if (dir_rm_rf(wname) < 0)
+        if (!dir_rm_rf(wname))
             log_dieusys(LOG_EXIT_SYS, "remove: ", wname) ;
 
         if (!dir_create_parent(wname, 0755))