dnl Use either command line flag, environment var, or autodetection
if test "$cflags_specified" = "no"; then
dnl Following values of CFLAGS are known to work well.
dnl Should we take debugging options into consideration?
if test "$GCC" = "yes"; then
CFLAGS="-g -O3 -Wall -Wno-switch -Winline -Wmissing-prototypes -Wshadow"
dnl Use either command line flag, environment var, or autodetection
if test "$cflags_specified" = "no"; then
dnl Following values of CFLAGS are known to work well.
dnl Should we take debugging options into consideration?
if test "$GCC" = "yes"; then
CFLAGS="-g -O3 -Wall -Wno-switch -Winline -Wmissing-prototypes -Wshadow"