Another missing file in another build flow

vs/zlib/build-dosbox.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+rm -Rfv linux-host || exit 1
+mkdir -p linux-host || exit 1
+
+rm -Rfv linux-build || exit 1
+mkdir -p linux-build || exit 1
+
+chmod +x configure || exit 1
+
+srcdir="`pwd`"
+instdir="`pwd`/linux-host"
+
+cd linux-build || exit 1
+
+../configure || exit 1
+make -j || exit 1
+
+mkdir ../linux-host/include || exit 1
+cp -v *.h ../linux-host/include || exit 1
+
+mkdir ../linux-host/lib || exit 1
+cp -v *.a ../linux-host/lib || exit 1
+