Index: abi/include/abi/elf.h
===================================================================
--- abi/include/abi/elf.h	(revision 072607b7612718a490dd8854b8c3cbf320c67751)
+++ abi/include/abi/elf.h	(revision f126c876616f5bbece442f6a35e0434e74d4c869)
@@ -55,15 +55,16 @@
  * ELF machine types
  */
-#define EM_NO           0   /* No machine */
-#define EM_SPARC        2   /* SPARC */
-#define EM_386          3   /* i386 */
-#define EM_MIPS         8   /* MIPS RS3000 */
-#define EM_MIPS_RS3_LE  10  /* MIPS RS3000 LE */
-#define EM_PPC          20  /* PPC32 */
-#define EM_PPC64        21  /* PPC64 */
-#define EM_ARM          40  /* ARM */
-#define EM_SPARCV9      43  /* SPARC64 */
-#define EM_IA_64        50  /* IA-64 */
-#define EM_X86_64       62  /* AMD64/EMT64 */
+#define EM_NO           0    /* No machine */
+#define EM_SPARC        2    /* SPARC */
+#define EM_386          3    /* i386 */
+#define EM_MIPS         8    /* MIPS RS3000 */
+#define EM_MIPS_RS3_LE  10   /* MIPS RS3000 LE */
+#define EM_PPC          20   /* PPC32 */
+#define EM_PPC64        21   /* PPC64 */
+#define EM_ARM          40   /* ARM */
+#define EM_SPARCV9      43   /* SPARC64 */
+#define EM_IA_64        50   /* IA-64 */
+#define EM_X86_64       62   /* AMD64/EMT64 */
+#define EM_RISCV        243  /* RISC-V */
 
 /**