tuklib_physmem: Comment out support for Windows versions older than 2000.

diff --git a/src/common/tuklib_physmem.c b/src/common/tuklib_physmem.c
index 69f6fd4c8663a0b989c82615dbe1d08088d8b441..779eb0a1ffd97a5c037ac64dc0d5b5ba1f49e46b 100644 (file)
--- a/src/common/tuklib_physmem.c
+++ b/src/common/tuklib_physmem.c
@@ -73,23 +73,20 @@
 #endif
 
 
-// With GCC >= 8.1 with -Wextra and Clang >= 13 with -Wcast-function-type
-// will warn about the Windows-specific code.
-#if defined(__has_warning)
-#      if __has_warning("-Wcast-function-type")
-#              define CAN_DISABLE_WCAST_FUNCTION_TYPE 1
-#      endif
-#elif TUKLIB_GNUC_REQ(8,1)
-#      define CAN_DISABLE_WCAST_FUNCTION_TYPE 1
-#endif
-
-
 extern uint64_t
 tuklib_physmem(void)
 {
        uint64_t ret = 0;
 
 #if defined(_WIN32) || defined(__CYGWIN__)
+       // This requires Windows 2000 or later.
+       MEMORYSTATUSEX meminfo;
+       meminfo.dwLength = sizeof(meminfo);
+       if (GlobalMemoryStatusEx(&meminfo))
+               ret = meminfo.ullTotalPhys;
+
+/*
+       // Old version that is compatible with even Win95:
        if ((GetVersion() & 0xFF) >= 5) {
                // Windows 2000 and later have GlobalMemoryStatusEx() which
                // supports reporting values greater than 4 GiB. To keep the
@@ -125,6 +122,7 @@ tuklib_physmem(void)
                GlobalMemoryStatus(&meminfo);
                ret = meminfo.dwTotalPhys;
        }
+*/
 
 #elif defined(__OS2__)
        unsigned long mem;