+AC_ARG_ENABLE(strptime-sanity-checks,
+[ --enable-strptime-sanity-checks Only trust strptime() results if an additional strftime()/strptime()
+ conversion doesn't change the result. Can be useful if strptime() is
+ known or suspected to be broken.],
+[if test $enableval = yes; then
+ AC_DEFINE(FEATURE_STRPTIME_SANITY_CHECKS)
+fi])
+
+AC_ARG_ENABLE(client-tags,
+[ --disable-client-tags Disable support for client-specific tags],
+[ if test $enableval = "no"; then have_client_tags=no; fi ])
+if test "${have_client_tags}" = "no"; then
+ echo "Disabling support for client-specific tags."
+ FEATURE_CLIENT_TAGS_ONLY="#"
+else
+ echo "Enabling support for client-specific tags."
+ AC_DEFINE(FEATURE_CLIENT_TAGS,1,[Define to enable support for client-specific tags.])
+ FEATURE_CLIENT_TAGS_ONLY=""
+fi
+AC_SUBST(FEATURE_CLIENT_TAGS_ONLY)
+
+FUZZ_ONLY="#"
+AC_ARG_ENABLE(fuzz,
+[ --enable-fuzz Enable code that makes fuzzing more convenient],
+[if test $enableval = yes; then
+ FUZZ_ONLY=""
+ AC_DEFINE(FUZZ,1,[Define to make fuzzing more convenient.])
+fi])
+AC_SUBST(FUZZ_ONLY)
+