expose the selected clock (only for other arch classes)

stepmania/src/arch/ArchHooks/ArchHooks_Unix.cpp

@@ -126,6 +126,12 @@ namespace
 	}
 };
 
+clockid_t ArchHooks_Unix::GetClock()
+{
+	OpenGetTime();
+	return g_Clock;
+}
+
 RString ArchHooks::GetPreferredLanguage()
 {
 	return "en";

stepmania/src/arch/ArchHooks/ArchHooks_Unix.h

@@ -13,6 +13,8 @@ public:
 	int64_t GetMicrosecondsSinceStart();
 
 	void MountInitialFilesystems( const RString &sDirOfExecutable );
+
+	static clockid_t GetClock();
 };
 
 #ifdef ARCH_HOOKS