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-rw-r--r--configure.ac3
1 files changed, 1 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 96f6bc8..d80b3b2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,8 +13,7 @@ if test "x$GCC" = xyes ; then
CFLAGS="-O3 $CFLAGS"
fi
-dnl somebody will forgive me
-CFLAGS="-D_GNU_SOURCE $CFLAGS"
+AC_GNU_SOURCE
m4_include([libeio.m4])