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string.c
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1 #include "misc.h"
2 
3 int memcmp(const void *s1, const void *s2, size_t len)
4 {
5  u8 diff;
6  asm("repe; cmpsb; setnz %0"
7  : "=qm" (diff), "+D" (s1), "+S" (s2), "+c" (len));
8  return diff;
9 }
10 
11 #include "../string.c"