abuild: apply initial fixes

* Use bash instead of 'ash'.
 * Use clang instead of gcc.
 * Don't use sudo wrapper for 'apk' package manager.

disabled-packages/abuild/abuild.in.patch

@@ -0,0 +1,27 @@
+diff -uNr abuild-3.2.0/abuild.in abuild-3.2.0.mod/abuild.in
+--- abuild-3.2.0/abuild.in	2018-06-22 10:24:10.000000000 +0300
++++ abuild-3.2.0.mod/abuild.in	2018-11-18 14:02:51.382830979 +0200
+@@ -1,4 +1,4 @@
+-#!/bin/ash -e
++#!/bin/bash -e
+ 
+ # abuild - build apk packages (light version of makepkg)
+ # Copyright (c) 2008-2015 Natanael Copa <ncopa@alpinelinux.org>
+@@ -22,7 +22,7 @@
+ 
+ # defaults
+ : ${FAKEROOT:="fakeroot"}
+-: ${SUDO_APK:="abuild-apk"}
++: ${SUDO_APK:="apk"}
+ : ${APK:="apk"}
+ : ${ADDUSER:="abuild-adduser"}
+ : ${ADDGROUP:="abuild-addgroup"}
+@@ -2563,7 +2563,7 @@
+ if [ -z "$REPODEST" ]; then
+ 	warning "REPODEST is not set and is now required. Defaulting to ~/packages"
+ 	[ -n "$PKGDEST" ] && die "PKGDEST is no longer supported."
+-	REPODEST="~/packages"
++	REPODEST="$HOME/packages"
+ fi
+ 
+ # for recursive action

disabled-packages/abuild/functions.sh.in.patch

@@ -0,0 +1,23 @@
+diff -uNr abuild-3.2.0/functions.sh.in abuild-3.2.0.mod/functions.sh.in
+--- abuild-3.2.0/functions.sh.in	2018-06-22 10:24:10.000000000 +0300
++++ abuild-3.2.0.mod/functions.sh.in	2018-11-18 15:43:21.526170573 +0200
+@@ -114,7 +114,7 @@
+ 	PACKAGER=${_PACKAGER-$PACKAGER}
+ 	USE_COLORS=${_USE_COLORS-$USE_COLORS}
+ 
+-	[ -z "$CBUILD" ] && CBUILD="$(gcc -dumpmachine)"
++	[ -z "$CBUILD" ] && CBUILD="$(clang -dumpmachine)"
+ 	[ -z "$CHOST" ] && CHOST="$CBUILD"
+ 	[ -z "$CTARGET" ] && CTARGET="$CHOST"
+ 	[ "$(arch_to_hostspec $CBUILD)" != "unknown" ] && CBUILD="$(arch_to_hostspec $CBUILD)"
+@@ -149,8 +149,8 @@
+ 			export HOSTCXXFLAGS="$CXXFLAGS"
+ 			export HOSTCFLAGS="$CFLAGS"
+ 			export HOSTLDFLAGS="$LDFLAGS"
+-			export CC=${CROSS_COMPILE}gcc
+-			export CXX=${CROSS_COMPILE}g++
++			export CC=${CROSS_COMPILE}clang
++			export CXX=${CROSS_COMPILE}clang++
+ 			export LD=${CROSS_COMPILE}ld
+ 			export CPPFLAGS="--sysroot=${CBUILDROOT} $CPPFLAGS"
+ 			export CXXFLAGS="--sysroot=${CBUILDROOT} $CXXFLAGS"