diff --git a/src/os/unix/pa_unix_hostapis.c b/src/os/unix/pa_unix_hostapis.c
index 68c9969..0525f5f 100644
--- a/src/os/unix/pa_unix_hostapis.c
+++ b/src/os/unix/pa_unix_hostapis.c
@@ -58,6 +58,8 @@ PaError PaSkeleton_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiI
 
 PaUtilHostApiInitializer *paHostApiInitializers[] =
     {
+#ifdef __linux__
+
 #ifdef PA_USE_ALSA
         PaAlsa_Initialize,
 #endif
@@ -66,6 +68,18 @@ PaUtilHostApiInitializer *paHostApiInitializers[] =
         PaOSS_Initialize,
 #endif
 
+#else
+
+#ifdef PA_USE_OSS
+        PaOSS_Initialize,
+#endif
+
+#ifdef PA_USE_ALSA
+        PaAlsa_Initialize,
+#endif
+
+#endif  /* __linux__ */
+
 #ifdef PA_USE_JACK
         PaJack_Initialize,
 #endif