DirectFB no longer defines DSPF_RGB15 since it was really just a 
ghetto shortcut to DSPF_ARGB1555.

http://bugs.gentoo.org/77034
http://www.directfb.org/index.php/viewcvs.cgi/DirectFB/include/directfb.h.diff?r1=1.194&r2=1.195

--- ClanLib-0.6.5/Sources/Display/Display/DirectFB/target_directfb.cpp
+++ ClanLib-0.6.5/Sources/Display/Display/DirectFB/target_directfb.cpp
@@ -147,7 +147,7 @@
     {
     case DSPF_A8:
       return 0;
-    case DSPF_RGB15:
+    case DSPF_ARGB1555:
       return 0x007c00;
     case DSPF_RGB16:
       return 0x00f800;
@@ -170,7 +168,7 @@
     {
     case DSPF_A8:
       return 0;
-    case DSPF_RGB15:
+    case DSPF_ARGB1555:
       return 0x0003e0;
     case DSPF_RGB16:
       return 0x0007e0;
@@ -193,7 +189,7 @@
     {
     case DSPF_A8:
       return 0;
-    case DSPF_RGB15:
+    case DSPF_ARGB1555:
     case DSPF_RGB16:
       return 0x00001f;
     case DSPF_RGB24:
@@ -215,7 +210,7 @@
     {
     case DSPF_A8:
       return 0xff;
-    case DSPF_RGB15:
+    case DSPF_ARGB1555:
     case DSPF_RGB16:
     case DSPF_RGB24:
     case DSPF_RGB32:

The DIKI_ALTGR enum has been cut in favor of just using DIKI_ALT_R

http://bugs.gentoo.org/132945

--- ClanLib-0.6.5/Sources/Display/Input/DirectFB/keyboard_directfb.cpp
+++ ClanLib-0.6.5/Sources/Display/Input/DirectFB/keyboard_directfb.cpp
@@ -17,6 +17,9 @@
 #ifdef USE_DIRECTFB
 
 #include <directfb.h>
+#include <directfb_version.h>
+#define DFB_V(a,b,c) (((a) << 16) + ((b) << 8) + (c))
+#define DFB_VERSION DFB_V(DIRECTFB_MAJOR_VERSION, DIRECTFB_MINOR_VERSION, DIRECTFB_MICRO_VERSION)
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -243,7 +244,9 @@
     case DIKI_SHIFT_R:     return CL_KEY_RSHIFT;
     case DIKI_ALT_L:       return CL_KEY_ALT;
     case DIKI_ALT_R:       return CL_KEY_ALT;
+#if DFB_VERSION < DFB_V(0,9,25)
     case DIKI_ALTGR:       return CL_KEY_ALTGR;
+#endif
     case DIKI_TAB:         return CL_KEY_TAB;
     case DIKI_ENTER:       return CL_KEY_ENTER;
     case DIKI_SPACE:       return CL_KEY_SPACE;
@@ -337,7 +340,11 @@
     case CL_KEY_LSHIFT:    return DIKI_SHIFT_L;
     case CL_KEY_RSHIFT:    return DIKI_SHIFT_R;
     case CL_KEY_ALT:       return DIKI_ALT_L;
+#if DFB_VERSION < DFB_V(0,9,25)
     case CL_KEY_ALTGR:     return DIKI_ALTGR;
+#else
+    case CL_KEY_ALTGR:     return DIKI_ALT_R;
+#endif
     case CL_KEY_TAB:       return DIKI_TAB;
     case CL_KEY_ENTER:     return DIKI_ENTER;
     case CL_KEY_SPACE:     return DIKI_SPACE;