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Diffstat (limited to 'libs/libcurl/src/setup-win32.h')
-rw-r--r--libs/libcurl/src/setup-win32.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/libs/libcurl/src/setup-win32.h b/libs/libcurl/src/setup-win32.h
index c16928db90..bc5f8efc3c 100644
--- a/libs/libcurl/src/setup-win32.h
+++ b/libs/libcurl/src/setup-win32.h
@@ -37,10 +37,21 @@
#ifdef HAVE_WINDOWS_H
# if defined(UNICODE) && !defined(_UNICODE)
-# define _UNICODE
+# error "UNICODE is defined but _UNICODE is not defined"
# endif
# if defined(_UNICODE) && !defined(UNICODE)
-# define UNICODE
+# error "_UNICODE is defined but UNICODE is not defined"
+# endif
+/*
+ * Don't include unneeded stuff in Windows headers to avoid compiler
+ * warnings and macro clashes.
+ * Make sure to define this macro before including any Windows headers.
+ */
+# ifndef WIN32_LEAN_AND_MEAN
+# define WIN32_LEAN_AND_MEAN
+# endif
+# ifndef NOGDI
+# define NOGDI
# endif
# include <winerror.h>
# include <windows.h>