diff --git a/compat.h b/compat.h
index 28ca9c61..12f99d13 100644
--- a/compat.h
+++ b/compat.h
@@ -35,6 +35,14 @@
 #define ECHOPRT 0
 #endif
 
+#ifndef ACCESSPERMS
+#define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO)
+#endif
+
+#if !defined(FIONREAD) && defined(__sun)
+#include <sys/filio.h>
+#endif
+
 #ifndef HAVE_BSD_TYPES
 typedef uint8_t u_int8_t;
 typedef uint16_t u_int16_t;
diff --git a/osdep-sunos.c b/osdep-sunos.c
index 855cac9d..39ec8cd7 100644
--- a/osdep-sunos.c
+++ b/osdep-sunos.c
@@ -16,7 +16,7 @@
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/types.h>
+#include <sys/param.h>
 #include <sys/stat.h>
 
 #include <event.h>