Use the right project-level macros to nuke winapi min/max

meson.build

@@ -9,7 +9,12 @@ project('layeredfs', 'c', 'cpp', version: '4.1',
 )
 
 add_project_link_arguments('-static', language: 'cpp')
-add_project_arguments('-DVER_STRING="' + meson.project_version() + '"', language: 'cpp')
+add_project_arguments(
+    '-DVER_STRING="' + meson.project_version() + '"',
+    '-DNOMINMAX',
+    '-DWIN32_LEAN_AND_MEAN',
+    language: 'cpp',
+)
 
 # note: not using fmt from the wrapdb because it needs pkgconfig which doesn't
 # work for cross builds

src/avs.cpp

@@ -1,5 +1,4 @@
 #include <optional>
-#define NOMINMAX
 #include <windows.h>
 #include <stdio.h>
 

src/hook.cpp

@@ -23,10 +23,6 @@
 #include "avs.h"
 #include "modpath_handler.h"
 
-// let me use the std:: version, damnit
-#undef max
-#undef min
-
 #ifdef _DEBUG
 #define DBG_VER_STRING "_DEBUG"
 #else