[gnome-sdk-images] Fix vte build

[Alexander Larsson <alexl src gnome org>]

commit 13a957e56672489dc94cc7a48cb9e2c7de817e63
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Mar 24 16:41:16 2015 +0100

    Fix vte build

 packages/SPECS/vte.spec |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/packages/SPECS/vte.spec b/packages/SPECS/vte.spec
index 172730a..c005653 100644
--- a/packages/SPECS/vte.spec
+++ b/packages/SPECS/vte.spec
@@ -46,9 +46,9 @@ emulator library.
 %build
 
 # We disable gnome-pty-helper as we don't want setuid binaries
-CFLAGS="%optflags -fPIE -DPIE" \
-CXXFLAGS="$CFLAGS" \
-LDFLAGS="$LDFLAGS -Wl,-z,relro -Wl,-z,now -pie -lssp" \
+CFLAGS="%optflags -fPIE -DPIE"; export CFLAGS;
+CXXFLAGS="$CFLAGS"; export CXXFLAGS;
+LDFLAGS="$LDFLAGS -Wl,-z,relro -Wl,-z,now -pie -lssp"; export LDFLAGS;
 %configure \
         --disable-static \
         --with-gtk=3.0 \