build: the m4 directory always exists

Even when cloning a git checkout, as we have m4/compiler-warnings
under version control.

1 files changed, 0 insertions, 1 deletions

diff --git a/autogen.sh b/autogen.sh
index bb85f2a..3fb42d5 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -14,7 +14,6 @@ PKG_NAME=libmbim
 }
 
 (cd $srcdir;
-    mkdir -p m4
     touch ChangeLog
     autoreconf --force --install --verbose
 )