Windows builds now require 0x0600/Vista, in preparation for Surge

Signed-off-by: falkTX <falktx@falktx.com>

plugins/Makefile

@@ -1110,6 +1110,7 @@ endif
 ifeq ($(WINDOWS),true)
 BASE_FLAGS += -D_USE_MATH_DEFINES
 BASE_FLAGS += -DWIN32_LEAN_AND_MEAN
+BASE_FLAGS += -D_WIN32_WINNT=0x0600
 BASE_FLAGS += -I../include/mingw-compat
 BASE_FLAGS += -I../include/mingw-std-threads
 endif

src/Makefile

@@ -95,6 +95,7 @@ endif
 ifeq ($(WINDOWS),true)
 BASE_FLAGS += -D_USE_MATH_DEFINES
 BASE_FLAGS += -DWIN32_LEAN_AND_MEAN
+BASE_FLAGS += -D_WIN32_WINNT=0x0600
 BASE_FLAGS += -I../include/mingw-compat
 BASE_FLAGS += -I../include/mingw-std-threads
 endif

src/Makefile.cardinal.mk

@@ -242,6 +242,7 @@ endif
 ifeq ($(WINDOWS),true)
 BASE_FLAGS += -D_USE_MATH_DEFINES
 BASE_FLAGS += -DWIN32_LEAN_AND_MEAN
+BASE_FLAGS += -D_WIN32_WINNT=0x0600
 BASE_FLAGS += -I../../include/mingw-compat
 BASE_FLAGS += -I../../include/mingw-std-threads
 endif