--- libelwix/configure.in	2024/08/14 15:48:50	1.68.2.3
+++ libelwix/configure.in	2025/11/17 19:53:08	1.81.2.2
@@ -1,8 +1,8 @@
 #
 # $Author: misho $
-# $Id: configure.in,v 1.68.2.3 2024/08/14 15:48:50 misho Exp $
+# $Id: configure.in,v 1.81.2.2 2025/11/17 19:53:08 misho Exp $
 #
-AC_INIT(libelwix, 6.0, misho@elwix.org)
+AC_INIT(libelwix, 6.12, misho@elwix.org)
 AC_CONFIG_SRCDIR([src/elwix.c])
 AC_CONFIG_HEADERS([inc/config.h])
 
@@ -20,8 +20,14 @@ AC_CANONICAL_TARGET
 AC_CHECK_TOOL(MKDEP, mkdep, ../mkdep)
 AC_SUBST(MKDEP)
 
-CFLAGS="-Wall -O2 -fPIC ${CFLAGS}"
-LDFLAGS="${LDFLAGS}"
+if test "${ac_cv_env_CFLAGS_set}" != "set"; then
+	CFLAGS="-Wall -O2"
+else
+	CFLAGS="${ac_cv_env_CFLAGS_value}"
+fi
+if test "${ac_cv_env_LDFLAGS_set}" = "set"; then
+	LDFLAGS="${ac_cv_env_LDFLAGS_value}"
+fi
 
 AC_CHECK_LIB([pthread], [pthread_mutex_init])
 
@@ -30,6 +36,7 @@ AC_CHECK_HEADERS([stdlib.h string.h sys/ioctl.h termio
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_INLINE
+AC_CHECK_TYPES([uuid_t])
 
 # Checks for library functions.
 AC_FUNC_MALLOC