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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 5ecd1339..2f29047f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,6 +9,9 @@ AC_CONFIG_AUX_DIR([.])
AM_INIT_AUTOMAKE([dist-bzip2])
AC_CONFIG_TESTDIR(tests)
+CXXFLAGS="$CXXFLAGS -std=gnu++03"
+CFLAGS="$CFLAGS -std=gnu89"
+
dnl kernel style compile messages
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])