moon-buggy: Switch to alternate download url

packages/moon-buggy/build.sh

@@ -1,8 +1,10 @@
 TERMUX_PKG_HOMEPAGE=http://www.seehuhn.de/pages/moon-buggy
-TERMUX_PKG_DESCRIPTION="Simple character graphics game where you drive some kind of car across the moon's surface"
+TERMUX_PKG_DESCRIPTION="Simple game where you drive a car across the moon's surface"
 TERMUX_PKG_DEPENDS="ncurses"
 TERMUX_PKG_VERSION=1.0.51
-TERMUX_PKG_SRCURL=http://m.seehuhn.de/programs/moon-buggy-${TERMUX_PKG_VERSION}.tar.gz
+# Main site down 2017-01-06.
+# TERMUX_PKG_SRCURL=http://m.seehuhn.de/programs/moon-buggy-${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_SRCURL=ftp://ftp.netbsd.org/pub/pkgsrc/distfiles/moon-buggy-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--sharedstatedir=$TERMUX_PREFIX/var"
 
 termux_step_make_install () {