diff --git a/graphics/cal3d-devel/files/patch-src_cal3d_platform.h b/graphics/cal3d-devel/files/patch-src_cal3d_platform.h
new file mode 100644
index 000000000000..370be459655b
--- /dev/null
+++ b/graphics/cal3d-devel/files/patch-src_cal3d_platform.h
@@ -0,0 +1,10 @@
+--- src/cal3d/platform.h.orig	2006-03-01 22:55:35 UTC
++++ src/cal3d/platform.h
+@@ -77,6 +77,7 @@ typedef int intptr_t;
+ // standard includes
+ #include <stdlib.h>
+ #include <math.h>
++#include <string.h>
+ 
+ // debug includes
+ #include <assert.h>
diff --git a/graphics/cal3d/files/patch-src_cal3d_platform.h b/graphics/cal3d/files/patch-src_cal3d_platform.h
new file mode 100644
index 000000000000..370be459655b
--- /dev/null
+++ b/graphics/cal3d/files/patch-src_cal3d_platform.h
@@ -0,0 +1,10 @@
+--- src/cal3d/platform.h.orig	2006-03-01 22:55:35 UTC
++++ src/cal3d/platform.h
+@@ -77,6 +77,7 @@ typedef int intptr_t;
+ // standard includes
+ #include <stdlib.h>
+ #include <math.h>
++#include <string.h>
+ 
+ // debug includes
+ #include <assert.h>