Get llama.com building as an aarch64 native binary

libc/elf/def.h

@@ -175,6 +175,36 @@
 #define R_X86_64_REX_GOTPCRELX   42 /* 7 bytes */
 #define R_X86_64_NUM             43
 
+#define R_AARCH64_NONE   0
+#define R_AARCH64_ABS64  257
+#define R_AARCH64_ABS32  258
+#define R_AARCH64_ABS16  259
+#define R_AARCH64_PREL64 260
+#define R_AARCH64_PREL32 261
+#define R_AARCH64_PREL16 262
+
+#define R_PPC_NONE   0
+#define R_PPC_ADDR32 1
+#define R_PPC_ADDR24 2
+#define R_PPC_ADDR16 3
+
+#define R_PPC64_NONE   R_PPC_NONE
+#define R_PPC64_ADDR32 R_PPC_ADDR32
+#define R_PPC64_ADDR24 R_PPC_ADDR24
+#define R_PPC64_ADDR16 R_PPC_ADDR16
+
+#define R_RISCV_NONE     0
+#define R_RISCV_32       1
+#define R_RISCV_64       2
+#define R_RISCV_RELATIVE 3
+
+#define R_390_NONE 0
+#define R_390_8    1
+#define R_390_12   2
+#define R_390_16   3
+#define R_390_32   4
+#define R_390_PC32 5
+
 #define STB_LOCAL      0
 #define STB_GLOBAL     1
 #define STB_WEAK       2