diff --git a/cpukit/zlib/contrib/masmx86/bld_ml32.bat b/cpukit/zlib/contrib/masmx86/bld_ml32.bat
new file mode 100644
index 0000000000..e1b86bf68a
--- /dev/null
+++ b/cpukit/zlib/contrib/masmx86/bld_ml32.bat
@@ -0,0 +1,2 @@
+ml /coff /Zi /c /Flmatch686.lst match686.asm
+ml /coff /Zi /c /Flinffas32.lst inffas32.asm