From 456775aec853102d5de9de3b225a547aa1583f02 Mon Sep 17 00:00:00 2001
From: Mark Adler <fork@madler.net>
Date: Mon, 3 Oct 2022 08:47:03 -0700
Subject: [PATCH] Add WIN32_LEAN_AND_MEAN for windows.h include.

---
 zconf.h         | 3 +++
 zconf.h.cmakein | 3 +++
 zconf.h.in      | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/zconf.h b/zconf.h
index 5e1d68a..0ba5bd5 100644
--- a/zconf.h
+++ b/zconf.h
@@ -349,6 +349,9 @@
 #    ifdef FAR
 #      undef FAR
 #    endif
+#    ifndef WIN32_LEAN_AND_MEAN
+#      define WIN32_LEAN_AND_MEAN
+#    endif
 #    include <windows.h>
      /* No need for _export, use ZLIB.DEF instead. */
      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
diff --git a/zconf.h.cmakein b/zconf.h.cmakein
index a7f24cc..62c5261 100644
--- a/zconf.h.cmakein
+++ b/zconf.h.cmakein
@@ -351,6 +351,9 @@
 #    ifdef FAR
 #      undef FAR
 #    endif
+#    ifndef WIN32_LEAN_AND_MEAN
+#      define WIN32_LEAN_AND_MEAN
+#    endif
 #    include <windows.h>
      /* No need for _export, use ZLIB.DEF instead. */
      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
diff --git a/zconf.h.in b/zconf.h.in
index 5e1d68a..0ba5bd5 100644
--- a/zconf.h.in
+++ b/zconf.h.in
@@ -349,6 +349,9 @@
 #    ifdef FAR
 #      undef FAR
 #    endif
+#    ifndef WIN32_LEAN_AND_MEAN
+#      define WIN32_LEAN_AND_MEAN
+#    endif
 #    include <windows.h>
      /* No need for _export, use ZLIB.DEF instead. */
      /* For complete Windows compatibility, use WINAPI, not __stdcall. */