diff --git a/configure b/configure
index c390bca..83c5ca7 100755
--- a/configure
+++ b/configure
@@ -265,7 +265,7 @@ if [ -f /usr/include/sys/soundcard.h ]; then
     echo "SOUNDOBJ    = rdpsnd.o rdpsnd_oss.o" >>Makeconf
     cflags="$cflags -DWITH_RDPSND"
 elif [ -f /usr/include/sys/audioio.h ]; then
-    echo Sound support enabled: Sun
+    echo Sound support enabled: Sun/BSD
     echo
     echo "SOUNDOBJ    = rdpsnd.o rdpsnd_sun.o" >>Makeconf
     cflags="$cflags -DWITH_RDPSND"
diff --git a/rdpsnd_sun.c b/rdpsnd_sun.c
index 5aace10..e583a2b 100644
--- a/rdpsnd_sun.c
+++ b/rdpsnd_sun.c
@@ -27,6 +27,10 @@
 #include <sys/ioctl.h>
 #include <sys/audioio.h>
 
+#if (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
+#include <stropts.h>
+#endif
+
 #define MAX_QUEUE	10
 
 int g_dsp_fd;