diff --git a/ms/16all.bat b/ms/16all.bat
index 505aa9f3f9d773d45d2f2c87c07ca2e8766e7438..62ccf7896341600cc4728de6f8159247cf7a5afd 100755
--- a/ms/16all.bat
+++ b/ms/16all.bat
@@ -6,6 +6,8 @@ perl util\mk1mf.pl %OPTS% debug VC-WIN16 >d16.mak
 perl util\mk1mf.pl %OPTS% VC-WIN16 >16.mak
 perl util\mk1mf.pl %OPTS% debug dll VC-WIN16 >d16dll.mak
 perl util\mk1mf.pl %OPTS% dll VC-WIN16 >16dll.mak
+perl util\mkdef.pl 16 libeay > ms\libeay32.def
+perl util\mkdef.pl 16 ssleay > ms\ssleay32.def
 
 nmake -f d16.mak
 nmake -f 16.mak
diff --git a/ms/32all.bat b/ms/32all.bat
index 458843e0afe3d1cc6388d070dbdde5fce93a922e..aaab9b0c9da1940497fc2677aa0a1ae869dda400 100755
--- a/ms/32all.bat
+++ b/ms/32all.bat
@@ -6,6 +6,8 @@ perl util\mk1mf.pl %OPTS% debug VC-WIN32 >d32.mak
 perl util\mk1mf.pl %OPTS% VC-WIN32 >32.mak
 perl util\mk1mf.pl %OPTS% debug dll VC-WIN32 >d32dll.mak
 perl util\mk1mf.pl %OPTS% dll VC-WIN32 >32dll.mak
+perl util\mkdef.pl 32 libeay > ms\libeay32.def
+perl util\mkdef.pl 32 ssleay > ms\ssleay32.def
 
 nmake -f d32.mak
 @if errorlevel 1 goto end