diff --git a/nx/include/switch/services/audren.h b/nx/include/switch/services/audren.h
index 8a2d3215..67738728 100644
--- a/nx/include/switch/services/audren.h
+++ b/nx/include/switch/services/audren.h
@@ -9,12 +9,6 @@
 #include "../audio/audio.h"
 #include "../services/sm.h"
 
-#if __cplusplus >= 201402L
-#define AUDREN_CONSTEXPR constexpr
-#else
-#define AUDREN_CONSTEXPR static inline
-#endif
-
 #define AUDREN_TIMER_FREQ_HZ           200.0f
 #define AUDREN_TIMER_PERIOD_MS         5.0f
 #define AUDREN_SAMPLES_PER_FRAME_32KHZ 160
@@ -287,12 +281,12 @@ static inline u32 audrenGetRevision(void)
     return g_audrenRevision;
 }
 
-AUDREN_CONSTEXPR int audrenGetMemPoolCount(const AudioRendererConfig* config)
+NX_CONSTEXPR int audrenGetMemPoolCount(const AudioRendererConfig* config)
 {
     return config->num_effects + 4 * config->num_voices;
 }
 
-AUDREN_CONSTEXPR size_t audrenGetInputParamSize(const AudioRendererConfig* config)
+NX_CONSTEXPR size_t audrenGetInputParamSize(const AudioRendererConfig* config)
 {
     size_t size = 0;
     size += sizeof(AudioRendererUpdateDataHeader);
@@ -307,7 +301,7 @@ AUDREN_CONSTEXPR size_t audrenGetInputParamSize(const AudioRendererConfig* confi
     return size;
 }
 
-AUDREN_CONSTEXPR size_t audrenGetOutputParamSize(const AudioRendererConfig* config)
+NX_CONSTEXPR size_t audrenGetOutputParamSize(const AudioRendererConfig* config)
 {
     size_t size = 0;
     size += sizeof(AudioRendererUpdateDataHeader);
diff --git a/nx/include/switch/types.h b/nx/include/switch/types.h
index 5de2188f..d28e9b9e 100644
--- a/nx/include/switch/types.h
+++ b/nx/include/switch/types.h
@@ -77,5 +77,15 @@ typedef void (*VoidFn)(void);       ///< Function without arguments nor return v
 #endif
 #endif
 
+/// Flags a function as (always) inline.
+#define NX_INLINE __attribute__((always_inline)) static inline
+
+/// Flags a function as constexpr in C++14 and above; or as (always) inline otherwise.
+#if __cplusplus >= 201402L
+#define NX_CONSTEXPR NX_INLINE constexpr
+#else
+#define NX_CONSTEXPR NX_INLINE
+#endif
+
 /// Invalid handle.
 #define INVALID_HANDLE ((Handle) 0)