fix build failure

pkgname=opensc

pkgver=0.12.2

pkgrel=1

pkgrel=2

pkgdesc="Access smart cards that support cryptographic operations"

arch=('x86_64' 'i686')

url="http://www.opensc-project.org/opensc"

license=("LGPL")

backup=('etc/opensc.conf')

depends=('openssl' 'pcsclite')

depends=('openssl' 'pcsclite' 'libltdl')

options=('!libtool')

source=("http://www.opensc-project.org/files/$pkgname/$pkgname-$pkgver.tar.gz")

md5sums=('5116adea5f2f9f22fb9896965789144b')

build() {

  cd $pkgname-$pkgver

  export LIBS=-lltdl

  ./configure --prefix=/usr --sysconfdir=/etc --enable-pcsc --disable-static

  make

}