Fix dev_info

Change-Id: If0239f3821c5ff984a35c43cb528f09eafcbf3e5
diff --git a/build.sh b/build.sh
index d38c7d3..a048741 100755
--- a/build.sh
+++ b/build.sh
@@ -22,6 +22,7 @@
 export BUILD_GCC_VERSION=`cat config | grep CONFIG_GCC_VERSION | cut -d '=' -f 2`
 
 export MBTK_DEV_INFO_VERSION=`cat config | grep CONFIG_DEV_INFO_VERSION | cut -d '=' -f 2`
+export CONFIG_MBTK_5G_SUPPORT=`cat config | grep CONFIG_MBTK_5G_SUPPORT | cut -d '=' -f 2`
 
 if [ -n "$1" ] ;then
 	case "$1" in