1 files changed, 1 insertions, 0 deletions
diff --git a/m4/Makefile.am b/m4/Makefile.am
index d401ee4f1..2fb07ee30 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -28,6 +28,7 @@ glibc.m4 \
 glibc21.m4 \
 gnu-source.m4 \
 group-member.m4 \
+host-os.m4 \
 iconv.m4 \
 inttypes.m4 \
 isc-posix.m4 \