libffi: enable the host build, needed for newer glib

Signed-off-by: Jonh Wendell <jonh.wendell@oiwifi.com.br>
Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@34489 3c298f89-4303-0410-b956-a3cf2f4a3e73
glib2: bump version to 2.34.3

dropped all patches, they are no longer necessary.

Signed-off-by: Jonh Wendell <jonh.wendell@oiwifi.com.br>
Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@34490 3c298f89-4303-0410-b956-a3cf2f4a3e73
[packages] glib2: update to 2.37.7

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@37953 3c298f89-4303-0410-b956-a3cf2f4a3e73