Needed to define NSS_STATUS when HAVE_NSS_COMMON_H is defined.

Check for nss_common.h.
Check for LOG_FTP (syslog).

Added HAVE_NSS_COMMON - configure.in checks for this header now.

and_nss_mysql_count_tokens().

Split #define's up for readability/flexibility.
Run arg passed (username/uid/etc.) through MySQL's string cleanser;
AS A RESULT ALL STRING FORMATS IN YOUR CONFIG MUST BE %s !!!

Added _nss_mysql_escape_string().

Woops, let's select the spnam fields for real!