allocate_array
allocate_array(n_alloc, buf->elt_size);
void *allocate_array PROTO ((int, size_t));
(int *) allocate_array( size, sizeof( int ) )
(bool *) allocate_array( size, sizeof( bool ) )
(int **) allocate_array( size, sizeof( int * ) )
(char **) allocate_array( size, sizeof( char * ) )
allocate_array( size, sizeof( union dfaacc_union ) )
(char *) allocate_array( size, sizeof( char ) )
(u_char *) allocate_array( size, sizeof( u_char ) )