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-rw-r--r--configure.ac6
1 files changed, 5 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 8927ace..4fa655e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -28,14 +28,18 @@ AC_INIT([libxshmfence], [1.3.2],
[libxshmfence])
AC_CONFIG_SRCDIR([Makefile.am])
AC_CONFIG_HEADERS([config.h])
+AC_CONFIG_MACRO_DIRS([m4])
+# Set common system defines for POSIX extensions, such as _GNU_SOURCE
+# Must be called before any macros that run the compiler (like LT_INIT
+# or XORG_DEFAULT_OPTIONS) to avoid autoconf errors.
AC_USE_SYSTEM_EXTENSIONS
# Initialize Automake
AM_INIT_AUTOMAKE([foreign dist-xz])
# Initialize libtool
-AC_PROG_LIBTOOL
+LT_INIT
# Require xorg-macros: XORG_DEFAULT_OPTIONS, XORG_WITH_LINT
m4_ifndef([XORG_MACROS_VERSION],