The Quake III Arena sources as originally released under the GPL license on August 20, 2005.

lcc/include/sparc/solaris/stddef.h

@@ -0,0 +1,22 @@
+#ifndef __STDDEF
+#define __STDDEF
+
+
+#define NULL 0
+#define offsetof(ty,mem) ((size_t)((char*)&((ty*)0)->mem - (char*)0))
+
+typedef long ptrdiff_t;
+
+#if !defined(_SIZE_T) && !defined(_SIZE_T_)
+#define _SIZE_T
+#define _SIZE_T_
+typedef unsigned long size_t;
+#endif
+
+#if !defined(_WCHAR_T) && !defined(_WCHAR_T_)
+#define _WCHAR_T
+#define _WCHAR_T_
+typedef unsigned short wchar_t;
+#endif
+
+#endif /* __STDDEF */