[libvirt] [dbus PATCH 1/8] configure: call AC_PROG_CC_STDC to enable C99 if necessary

[Pavel Hrdina]

This is required to enable C99 on older systems, CentOS 7 for example.

Signed-off-by: Pavel Hrdina <phrdina at redhat.com>
---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index aef3d37..6715960 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,6 +32,7 @@ AC_SUBST([LIBVIRT_DBUS_VERSION_NUMBER])
 AC_PROG_CC
 AC_PROG_MKDIR_P
 AM_PROG_CC_C_O
+AC_PROG_CC_STDC
 
 PKG_CHECK_MODULES(LIBVIRT, libvirt >= $LIBVIRT_REQUIRED)
 PKG_CHECK_MODULES(SYSTEMD, libsystemd >= $SYSTEMD_REQUIRED)
-- 
2.14.3