diff --git a/tools/include/nolibc/arch-arm.h b/tools/include/nolibc/arch-arm.h
index 7c4e30f..9460c37 100644
--- a/tools/include/nolibc/arch-arm.h
+++ b/tools/include/nolibc/arch-arm.h
@@ -175,6 +175,7 @@ struct sys_stat_struct {
 })
 
 char **environ __attribute__((weak));
+const void *_auxv __attribute__((weak));
 
 /* startup code */
 __asm__ (".section .text\n"
@@ -198,6 +199,15 @@ __asm__ (".section .text\n"
     "add %r2, %r2, $4\n"          //        ... + 4
     "ldr %r3, 1f\n"               // r3 = &environ (see below)
     "str %r2, [r3]\n"             // store envp into environ
+
+    "mov r4, r2\n"                // search for auxv (follows NULL after last env)
+    "0:\n"
+    "ldr r5, [r4], #4\n"          // r5 = *r4; r4 += 4
+    "cmp r5, #0\n"                // and stop at NULL after last env
+    "bne 0b\n"
+    "ldr %r3, 2f\n"               // r3 = &_auxv (low bits)
+    "str r4, [r3]\n"              // store r4 into _auxv
+
     "and %r3, %r1, $-8\n"         // AAPCS : sp must be 8-byte aligned in the
     "mov %sp, %r3\n"              //         callee, an bl doesn't push (lr=pc)
     "bl main\n"                   // main() returns the status code, we'll exit with it.
@@ -206,6 +216,8 @@ __asm__ (".section .text\n"
     ".align 2\n"                  // below are the pointers to a few variables
     "1:\n"
     ".word environ\n"
+    "2:\n"
+    ".word _auxv\n"
     "");
 
 #endif // _NOLIBC_ARCH_ARM_H