Update build system
diff --git a/autogen.sh b/autogen.sh
index e4317db..fb0148b 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -171,9 +171,6 @@
touch ChangeLog
-# We don't call gtkdocize right now. When we do, we should then modify
-# the generated gtk-doc.make and move it to build/Makefile.am.gtk-doc.
-# See that file for details.
#do_cmd $GTKDOCIZE $GTKDOCIZE_FLAGS
do_cmd $AUTOMAKE $AUTOMAKE_FLAGS
diff --git a/configure.ac b/configure.ac
index 721c912..56c6323 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,6 +9,7 @@
AC_PROG_LIBTOOL dnl ([1.4]) Don't remove!
AC_PROG_CC
+AM_PROG_CC_C_O
AC_PROG_CXX
AC_CHECK_FUNCS(mprotect sysconf getpagesize)
