pgsql: And while we are on it, I would like to submit minor changes to

Log Message:
-----------
And while we are on it, I would like to submit minor
changes to make snprintf() vsnprintf() and printf()
functions in src/port/snprintf.c thread-safe.

Nicolai Tufar

Modified Files:
--------------
pgsql/src/port:
snprintf.c (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/port/snprintf.c.diff?r1=1.7&r2=1.8)