Index: abi/include/abi/elf.h
===================================================================
--- abi/include/abi/elf.h	(revision 5550323d13801b8ca180d4c199c9dc172a329050)
+++ abi/include/abi/elf.h	(revision 10cb47eaa0c19e8c686b3c5e3d3e6084e07b901c)
@@ -66,4 +66,5 @@
 #define EM_IA_64        50   /* IA-64 */
 #define EM_X86_64       62   /* AMD64/EMT64 */
+#define EM_RISCV        243  /* RISC-V */
 
 /**