--- sound.c	Sun Feb 22 22:52:08 1998
+++ /home/andy/tmp/wrk/sound.c	Mon Mar  2 23:25:48 1998
@@ -24,7 +24,11 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#ifdef __FreeBSD__
+#include <machine/soundcard.h>
+#else
 #include <linux/soundcard.h>
+#endif
 #include <sys/ioctl.h>
 #include <sys/wait.h>