diff --git a/chanvars.c b/chanvars.c
index 6f8e8475ee..4c67ca8db2 100755
--- a/chanvars.c
+++ b/chanvars.c
@@ -11,7 +11,7 @@
  * the GNU General Public License
  */
 
-#include <malloc.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include <asterisk/chanvars.h>
diff --git a/enum.c b/enum.c
index 0c60547363..b42278239d 100755
--- a/enum.c
+++ b/enum.c
@@ -15,6 +15,10 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/nameser.h>
 #include <resolv.h>
 #include <errno.h>
 
diff --git a/include/asterisk/frame.h b/include/asterisk/frame.h
index 99a92965ff..b0ea7ef0f6 100755
--- a/include/asterisk/frame.h
+++ b/include/asterisk/frame.h
@@ -26,6 +26,11 @@ extern "C" {
 #ifndef __BYTE_ORDER
 #ifdef __linux__
 #include <endian.h>
+#elif defined(__OpenBSD__)
+#include <machine/endian.h>
+#define __BYTE_ORDER BYTE_ORDER
+#define __LITTLE_ENDIAN LITTLE_ENDIAN
+#define __BIG_ENDIAN BIG_ENDIAN
 #else
 #ifdef __LITTLE_ENDIAN__
 #define __BYTE_ORDER __LITTLE_ENDIAN