genders_handle_destroy - destroys a genders handle
int genders_handle_destroy(genders_t handle);
genders_handle_destroy() destroys the genders handle pointed to by
handle and frees all allocated memory associated with it.
On success, 0 is returned. On error, -1 is returned, and an error code is
returned in handle. The error code can be retrieved via
genders_errnum(3) , and a description of the error code can be
retrieved via genders_strerror(3). Error codes are defined in
- The handle parameter is NULL. The genders handle must be created
- handle has an incorrect magic number. handle does not point
to a genders handle or handle has already been destroyed.