modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/arch/alpha/boot/tools/objstrip.c
..
..
@@ -148,7 +148,7 @@
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 #ifdef __ELF__
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     elf = (struct elfhdr *) buf;
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-    if (elf->e_ident[0] == 0x7f && str_has_prefix((char *)elf->e_ident + 1, "ELF")) {
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+    if (memcmp(&elf->e_ident[EI_MAG0], ELFMAG, SELFMAG) == 0) {
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 	if (elf->e_type != ET_EXEC) {
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 	    fprintf(stderr, "%s: %s is not an ELF executable\n",
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 		    prog_name, inname);