ams: support building unit test programs on windows/linux/macos

libraries/libstratosphere/source/wec/wec_api.cpp

@@ -15,10 +15,10 @@
  */
 #include <stratosphere.hpp>
 
-/* TODO: How much of this should be namespaced under BOARD_NINTENDO_NX? */
-
 namespace ams::wec {
 
+    /* TODO: How much of this should be namespaced under BOARD_NINTENDO_NX? */
+    #if defined(ATMOSPHERE_BOARD_NINTENDO_NX)
     namespace {
 
         constexpr inline dd::PhysicalAddress ApbdevPmc = 0x7000E400;
@@ -108,5 +108,6 @@ namespace ams::wec {
             UpdateControlBit(ApbdevPmc + offset, (1u << index), en);
         }
     }
+    #endif
 
 }