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-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index fbb7b3c2..65c889a2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -47,6 +47,8 @@ ARCHIVE_REVISION=$(( LIBARCHIVE_VERSION_N() % 1000 ))
ARCHIVE_LIBTOOL_VERSION=$ARCHIVE_INTERFACE:$ARCHIVE_REVISION:$ARCHIVE_MINOR
# Stick the version numbers into config.h
+AC_DEFINE([__LIBARCHIVE_CONFIG_H_INCLUDED], [1],
+ [Internal macro for sanity checks])
AC_DEFINE([LIBARCHIVE_VERSION_STRING],"LIBARCHIVE_VERSION_S()",
[Version number of libarchive])
AC_DEFINE_UNQUOTED([LIBARCHIVE_VERSION_NUMBER],"LIBARCHIVE_VERSION_N()",