Ensure desirable compile flags are used.
diff -Naur libdbi-0.8.2.orig/configure.in libdbi-0.8.2/configure.in
--- libdbi-0.8.2.orig/configure.in 2007-02-14 17:51:02.000000000 -0500
+++ libdbi-0.8.2/configure.in 2007-10-30 16:11:59.000000000 -0400
@@ -55,7 +55,7 @@
case $host in
*-*-linux*)
DEBUG="-g -Wall -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char -std=gnu99"
- CFLAGS="-O20 -ffast-math -D_REENTRANT -fsigned-char -std=gnu99"
+ CFLAGS="-ffast-math -D_REENTRANT -fsigned-char -std=gnu99 $RPM_OPT_FLAGS"
PROFILE="-pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char -std=gnu99";;
sparc-sun-*)
DEBUG="-g -Wall -D__NO_MATH_INLINES -fsigned-char -mv8 -std=gnu99"