Subject: Define _SVID_SOURCE
From: Mark McLoughlin <markmc@redhat.com>

_XOPEN_SOURCE and _POSIX_C_SOURCE disables _SVID_SOURCE and _BSD_SOURCE,
one of which is needed to cause "struct ifreq" and friends to be
defined.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>

Index: libvirt/qemud/Makefile.am
===================================================================
--- libvirt.orig/qemud/Makefile.am
+++ libvirt/qemud/Makefile.am
@@ -8,7 +8,7 @@ libvirt_qemud_SOURCES = qemud.c internal
                 driver.c driver.h \
                 dispatch.c dispatch.h \
                 conf.c conf.h
-libvirt_qemud_CFLAGS = -D_XOPEN_SOURCE=600 -D_XOPEN_SOURCE_EXTENDED=1 -D_POSIX_C_SOURCE=199506L \
+libvirt_qemud_CFLAGS = -D_XOPEN_SOURCE=600 -D_XOPEN_SOURCE_EXTENDED=1 -D_POSIX_C_SOURCE=199506L -D_SVID_SOURCE=1 \
         -I$(top_srcdir)/include -I$(top_builddir)/include $(LIBXML_CFLAGS) \
         -Werror -Wall -Wextra -DLOCAL_STATE_DIR="\"$(localstatedir)\"" \
         -DSYSCONF_DIR="\"$(sysconfdir)\""