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int | islower (int c) |
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int | tolower (int ch) |
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int | toupper (int c) |
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int | memcmp (const void *s1, const void *s2, unsigned int length) |
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void * | memcpy (void *dest, const void *src, size_t len) |
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void * | memset (void *dest, int val, size_t len) |
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int | sprintf (char *s, const char *format,...) |
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char * | strcat (char *dest, const char *src) |
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char * | strchr (const char *string, int c) |
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int | strcmp (const char *s1, const char *s2) |
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char * | strcpy (char *to, const char *from) |
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size_t | strcspn (const char *s1, const char *s2) |
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size_t | strlen (const char *str) |
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char * | strncat (char *dst, const char *src, size_t n) |
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int | strncmp (const char *s1, const char *s2, size_t n) |
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char * | strncpy (char *dst, const char *src, size_t n) |
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char * | strpbrk (const char *s1, const char *s2) |
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char * | strrchr (const char *p, int ch) |
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size_t | strspn (const char *s1, const char *s2) |
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char * | strstr (const char *string, const char *substring) |
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size_t | strnlen (const char *str, size_t maxlen) |
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char * | strtok (char *strToken, const char *strDelimit) |
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char * | strtok_r (char *s, const char *delim, char **save_ptr) |
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unsigned long long | strtoull (const char *__restrict nptr, char **__restrict endptr, int base) |
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int | link (const char *oldpath, const char *newpath) |
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int | unlink (const char *path) |
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