Fix more problems with libmng recipe (bug #47712). * src/libmng.mk: Remove unnecessary mkdir command in recipe. Call autoreconf with --force option because the libmng archive file ships with an out-of-date ltmain.sh which will not be replaced without --force.

@echo off

set OCTAVE_HOME=%~dp0

Rem   Set up PATH. Make sure the octave bin dir
Rem   comes first.

set PATH=%OCTAVE_HOME%bin;%PATH%
set TERM=cygwin

%OCTAVE_HOME%\bin\bash.exe