+if test "$debug" = "true" ; then
+
+ if test -n "$GCC"; then
+ CFLAGS="$CFLAGS -g -DDEBUG"
+ fi
+
+ cat >> confdefs.h <<\EOF
+#define DEBUG 1
+EOF
+
+else
+
+ if test -n "$GCC"; then
+ CFLAGS="$CFLAGS -g -O3 -DNDEBUG --fast-math"
+ fi
+
+ cat >> confdefs.h <<\EOF
+#define NDEBUG 1
+EOF
+
+fi
+