win32: fix uname(2) if ARM architecture is undefinedFRP-5301-gda71f7c57

Older versions of mingw don't define PROCESSOR_ARCHITECTURE_ARM64.
Don't let this stop the build.

1 files changed, 2 insertions, 0 deletions

diff --git a/win32/uname.c b/win32/uname.c
index e2bcf41ba..9474e5c04 100644
--- a/win32/uname.c
+++ b/win32/uname.c
@@ -33,9 +33,11 @@ int uname(struct utsname *name)
                         name->machine[1] = '3';
                 }
                 break;
+#if defined(PROCESSOR_ARCHITECTURE_ARM64)
         case PROCESSOR_ARCHITECTURE_ARM64:
                 strcpy(name->machine, "aarch64");
                 break;
+#endif
         default:
                 strcpy(name->machine, unk);
                 break;