gpg: Fix build on Windows.

--

WIN32_LEAN_AND_MEAN is required to avoid definitions of grp1, grp2,
and grp3 in dlgs.h, which is included by windows.h.

Fixes-commit: fd595c9d3642dba437fbe0f6e25d7aaaae095f94
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/g10/gpg.h b/g10/gpg.h
index 9b8b77ca0..1bad5515a 100644
--- a/g10/gpg.h
+++ b/g10/gpg.h
@@ -24,6 +24,10 @@
    correct value and may be of advantage if we ever have to do
    special things. */
 
+#ifdef HAVE_W32_SYSTEM
+# define WIN32_LEAN_AND_MEAN 1
+#endif
+
 #ifdef GPG_ERR_SOURCE_DEFAULT
 #error GPG_ERR_SOURCE_DEFAULT already defined
 #endif