evolution-mapi for gnome3

pkgname=evolution-mapi
pkgver=3.0.1
_gnomever=3.0
pkgrel=1
pkgdesc="MAPI plugin for evolution."
arch=('i686' 'x86_64')
url="http://www.go-evolution.org"
license=('GPL3')
depends=('evolution>=3.0' 'openchange>=0.10')
options=(!makeflags)
source=(http://ftp.gnome.org/pub/gnome/sources/evolution-mapi/$_gnomever/${pkgname}-${pkgver}.tar.gz)
_prefix="/opt/samba4"
md5sums=('b37242b65a7153a7559d0516c263bc4c')

build() {
        cd ${srcdir}/${pkgname}-${pkgver}

        export PKG_CONFIG_PATH=${_prefix}/samba/lib/pkgconfig:$PKG_CONFIG_PATH
        export PKG_CONFIG_PATH=${_prefix}/lib/pkgconfig:$PKG_CONFIG_PATH

        export CFLAGS="-DHAVE_MEMCTX_ON_CAST_SPROPVALUE -DHAVE_MEMCTX_ON_CAST_MAPI_SPROPVALUE ${CFLAGS}"
        ./configure --prefix=${_prefix}
        unset CFLAGS

        make || return 1
}

package() {
        cd ${srcdir}/${pkgname}-${pkgver}

        make DESTDIR="$pkgdir/" install
}