/* some compilers give warning about a possibly unused variable if it is */
/* initialized in both branches of if/else and shut up if it is initialized */
/* when declared, but other compilers then give warnings about unused variable */
/* some compilers give warning about a possibly unused variable if it is */
/* initialized in both branches of if/else and shut up if it is initialized */
/* when declared, but other compilers then give warnings about unused variable */