Comments

to iterate, wasting cycles.
Don't overallocate for incoming config strings
Removed 'default' case/switch targets - we don't need to be that anal

Cater to Solaris expecting different things when buffer is exhausted
Minor cleanup in _nss_mysql_load_memsbygid() WRT buflen calculations

#define aliases for mysql_num_rows, mysql_fetch_lengths, mysql_num_fields
instead of function wrappers in mysql.c.
Moved various typedefs to local .c sources since they're no longer shared.

Removed _nss_mysql_reset_config() - no longer needed