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-rw-r--r--arch/x86/boot/string.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/boot/string.h b/arch/x86/boot/string.h
index 725e820602b1..113588ddb43f 100644
--- a/arch/x86/boot/string.h
+++ b/arch/x86/boot/string.h
@@ -18,4 +18,13 @@ int memcmp(const void *s1, const void *s2, size_t len);
#define memset(d,c,l) __builtin_memset(d,c,l)
#define memcmp __builtin_memcmp
+extern int strcmp(const char *str1, const char *str2);
+extern int strncmp(const char *cs, const char *ct, size_t count);
+extern size_t strlen(const char *s);
+extern char *strstr(const char *s1, const char *s2);
+extern size_t strnlen(const char *s, size_t maxlen);
+extern unsigned int atou(const char *s);
+extern unsigned long long simple_strtoull(const char *cp, char **endp,
+ unsigned int base);
+
#endif /* BOOT_STRING_H */