r22236 - gnucash/trunk - Don't lose optimization flags passed in CFLAGS.

[Mike Alexander]

Author: mta
Date: 2012-06-23 22:58:01 -0400 (Sat, 23 Jun 2012)
New Revision: 22236
Trac: http://svn.gnucash.org/trac/changeset/22236

Modified:
   gnucash/trunk/configure.ac
Log:
Don't lose optimization flags passed in CFLAGS.
Change r17720 has a typo that causes it to lose all -Ox flags passed in
CFLAGS when it was actually trying to preserve them.