build: Don't use += for ACLOCAL_AMFLAGS

It confuses the autotools.

diff --git a/Makefile-decls.am b/Makefile-decls.am
index cd28ba246b932b4f1fb8d8718e8d71a37f8b081b..a57466cf004f97ca0cf33dfca124be7d7f6903aa 100644 (file)
--- a/Makefile-decls.am
+++ b/Makefile-decls.am
@@ -16,7 +16,6 @@
 # Boston, MA 02111-1307, USA.
 
 # Common variables
-ACLOCAL_AMFLAGS =
 AM_CPPFLAGS =
 AM_CFLAGS =
 DISTCHECK_CONFIGURE_FLAGS =

diff --git a/Makefile.am b/Makefile.am
index e202f0d718aa17c32a612959f1b09cc66f913b86..451237f48344a2fe7e5ddbe4f0ee65fa85da7df3 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -17,7 +17,7 @@
 
 include Makefile-decls.am
 
-ACLOCAL_AMFLAGS += -I m4 ${ACLOCAL_FLAGS}
+ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 AM_CPPFLAGS += -DDATADIR='"$(datadir)"' -DLIBEXECDIR='"$(libexecdir)"' \
        -DOSTREE_FEATURES='"$(OSTREE_FEATURES)"' \
        -DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_34 -DGLIB_VERSION_MAX_ALLOWED=GLIB_VERSION_2_34 \