--- configure.in.orig	2012-01-19 16:30:05.000000000 +1000
+++ configure.in	2016-12-18 21:34:49.233134000 +1000
@@ -1872,6 +1872,10 @@
 # causes Carbon.p complaints?
 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
             ;;
+        *-*-bsdsunix*)
+            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
+            pthread_lib="-pthread"
+            ;;
         *-*-freebsd*|*-*-dragonfly*)
             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
             pthread_lib="-pthread"
@@ -2325,7 +2329,7 @@
             have_timers=yes
         fi
         ;;
-    *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-irix*|*-*-aix*|*-*-osf*)
+    *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-bsdsunix*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-irix*|*-*-aix*|*-*-osf*)
         case "$host" in
             *-*-linux*)         ARCH=linux ;;
             *-*-uclinux*)       ARCH=linux ;;
@@ -2334,6 +2338,7 @@
             *-*-kopenbsd*-gnu)  ARCH=kopenbsd-gnu ;;
             *-*-gnu*)           ARCH=gnu ;; # must be last of the gnu variants
             *-*-bsdi*)          ARCH=bsdi ;;
+            *-*-bsdsunix*)      ARCH=bsdsunix ;;
             *-*-freebsd*)       ARCH=freebsd ;;
             *-*-dragonfly*)     ARCH=freebsd ;;
             *-*-netbsd*)        ARCH=netbsd ;;
@@ -2420,6 +2425,11 @@
                 SOURCES="$SOURCES $srcdir/src/cdrom/linux/*.c"
                 have_cdrom=yes
             ;;
+            *bsdsunix*)
+                AC_DEFINE(SDL_CDROM_BSDSUNIX)
+                SOURCES="$SOURCES $srcdir/src/cdrom/bsdsunix/*.c"
+                have_cdrom=yes
+            ;;
             *freebsd*)
                 AC_DEFINE(SDL_CDROM_FREEBSD)
                 SOURCES="$SOURCES $srcdir/src/cdrom/freebsd/*.c"
@@ -2893,7 +2903,7 @@
 # Set runtime shared library paths as needed
 
 if test "x$enable_rpath" = "xyes"; then
-  if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = irix -o $ARCH = linux -o $ARCH = netbsd; then
+  if test $ARCH = bsdi -o $ARCH = bsdsunix -o $ARCH = freebsd -o $ARCH = irix -o $ARCH = linux -o $ARCH = netbsd; then
     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
   fi
   if test $ARCH = solaris; then