Make ruby link against libandroid-support

Fixes #262.

packages/ruby/build.sh

@@ -2,10 +2,10 @@ TERMUX_PKG_HOMEPAGE=https://www.ruby-lang.org/
 TERMUX_PKG_DESCRIPTION="Dynamic programming language with a focus on simplicity and productivity"
 _MAJOR_VERSION=2.3
 TERMUX_PKG_VERSION=${_MAJOR_VERSION}.1
-TERMUX_PKG_BUILD_REVISION=2
+TERMUX_PKG_BUILD_REVISION=3
 TERMUX_PKG_SRCURL=http://cache.ruby-lang.org/pub/ruby/${_MAJOR_VERSION}/ruby-${TERMUX_PKG_VERSION}.tar.xz
 # libbffi is used by the fiddle extension module:
-TERMUX_PKG_DEPENDS="libffi, libgmp, readline, openssl, libutil"
+TERMUX_PKG_DEPENDS="libandroid-support, libffi, libgmp, readline, openssl, libutil"
 TERMUX_PKG_KEEP_HEADER_FILES="true"
 # Needed to fix compilation on android:
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="ac_cv_func_setgroups=no ac_cv_func_setresuid=no ac_cv_func_setreuid=no --enable-rubygems"
@@ -42,8 +42,6 @@ termux_step_make_install () {
         perl -p -i -e 's/^.*CONFIG\["EGREP"\].*$/  CONFIG["EGREP"] = "grep -E"/' $RBCONFIG
         perl -p -i -e 's/^.*CONFIG\["GREP"\].*$/  CONFIG["GREP"] = "grep"/' $RBCONFIG
 
-        # Make C++-using gems link against libgnustl_shared instead of the limited system libstdc++:
-        perl -p -i -e 's/\(CXX\) -shared/\(CXX\) -shared -lgnustl_shared/' $RBCONFIG
 	# Fix mention of $_SPECSFLAG in rbconfig:
 	perl -p -i -e "s|${_SPECSFLAG}||g" $RBCONFIG
 }