fclose replaced with pclose

source/libublsettings.c

@@ -1751,7 +1751,7 @@ config_str yon_config_load(char *command, int *str_len){
         }
     }
     if (output) 
-        fclose(output);
+        pclose(output);
     if (i>0){
     *str_len = i;
     return output_strings;