--- rts/Linker.c.orig	2010-04-25 04:07:19.000000000 +0200
+++ rts/Linker.c	2010-04-25 12:48:21.000000000 +0200
@@ -2953,10 +2953,18 @@
 #define Elf_Sym     Elf64_Sym
 #define Elf_Rel     Elf64_Rel
 #define Elf_Rela    Elf64_Rela
+#ifndef ELF_ST_TYPE
 #define ELF_ST_TYPE ELF64_ST_TYPE
+#endif
+#ifndef ELF_ST_BIND
 #define ELF_ST_BIND ELF64_ST_BIND
+#endif
+#ifndef ELF_R_TYPE
 #define ELF_R_TYPE  ELF64_R_TYPE
+#endif
+#ifndef ELF_R_SYM
 #define ELF_R_SYM   ELF64_R_SYM
+#endif
 #else
 #define ELFCLASS    ELFCLASS32
 #define Elf_Addr    Elf32_Addr