package/acsccid: needs iconv

Upstream commit
https://github.com/acshk/acsccid/commit/5672d821ba96deb6c0c11060e4de0c9dab9b21c7
added "include <iconv.h>"

Fixes:
http://autobuild.buildroot.net/results/04e/04eac264718a47c550bb48b3c36314751fb4de91/

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/acsccid/Config.in

@@ -3,6 +3,7 @@ config BR2_PACKAGE_ACSCCID
 	depends on BR2_TOOLCHAIN_HAS_THREADS # pcsc-lite, libusb
 	depends on BR2_USE_MMU # pcsc-lite
 	depends on !BR2_STATIC_LIBS # pcsc-lite
+	select BR2_PACKAGE_LIBICONV if !BR2_ENABLE_LOCALE
 	select BR2_PACKAGE_PCSC_LITE
 	# Even though there is a --disable-libusb option, it has in
 	# fact no effect, and acsccid really requires libusb.

package/acsccid/acsccid.mk

@@ -13,4 +13,8 @@ ACSCCID_INSTALL_STAGING = YES
 ACSCCID_DEPENDENCIES = pcsc-lite host-flex host-pkgconf libusb
 ACSCCID_CONF_OPTS = --enable-usbdropdir=/usr/lib/pcsc/drivers
 
+ifeq ($(BR2_PACKAGE_LIBICONV),y)
+ACSCCID_DEPENDENCIES += libiconv
+endif
+
 $(eval $(autotools-package))