Fix typo: Make ifndef macroname the same as the define name Signed-off-by: Sven Strickroth <email@cs-ware.de>
diff --git a/src/transports/winhttp.c b/src/transports/winhttp.c
index ee8cb15..22b20b8 100644
--- a/src/transports/winhttp.c
+++ b/src/transports/winhttp.c
@@ -41,11 +41,11 @@
#define WINHTTP_IGNORE_REQUEST_TOTAL_LENGTH 0
#endif
-#ifndef WINHTTP_FLAG_SECURE_PROTOCOL_TLS_1_1
+#ifndef WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1
# define WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1 0x00000200
#endif
-#ifndef WINHTTP_FLAG_SECURE_PROTOCOL_TLS_1_2
+#ifndef WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2
# define WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2 0x00000800
#endif