Add libidn

packages/libidn/build.sh

@@ -0,0 +1,6 @@
+TERMUX_PKG_HOMEPAGE=http://www.gnu.org/software/libidn/
+TERMUX_PKG_DESCRIPTION="GNU Libidn library, implementation of IETF IDN specifications"
+TERMUX_PKG_VERSION=1.32
+TERMUX_PKG_SRCURL=http://ftp.gnu.org/gnu/libidn/libidn-${TERMUX_PKG_VERSION}.tar.gz
+# Remove the idn tool for now, add it as subpackage if desired::
+TERMUX_PKG_RM_AFTER_INSTALL="bin/idn share/man/man1/idn.1 share/emacs"