1. CTYPE.H
bit isalnum(char c)；

bit isalpha(char c)；

bit iscntrl(char c)；

bit isdigit(char c)；

bit isgraph(char c)；

bit islower(char c)；

bit isprint(char c)；

bit ispunct(char c)；

bit isspace(char c)；

bit isupper(char c)；

bit isxdigit(char c)；

bit toascii(char c)；

bit toint(char c)；

char tolower(char c)；

char __tolower(char c)；

char toupper(char c)；

char __toupper(char c)；

2. INTRINS.H
unsigned char _crol_(unsigned char c,unsigned char b)；

unsigned char _cror_(unsigned char c,unsigned char b)；

unsigned char _chkfloat_(float ual)；

unsigned int _irol_(unsigned int i,unsigned char b)；

unsigned int _iror_(unsigned int i,unsigned char b)；

unsigned long _irol_(unsigned long l,unsigned char b)；

unsigned long _iror_(unsigned long L,unsigned char b)；

void _nop_(void)；

bit _testbit_(bit b)；

3. STDIO.H
char getchar(void)；

char _getkey(void)；

char *gets(char * string,int len)；

int printf(const char * fmtstr[,argument]…);

char putchar(char c);

int puts (const char * string);

int scanf(const char * fmtstr.[,argument]…)；

int sprintf(char * buffer,const char *fmtstr[;argument])；

int sscanf(char *buffer,const char * fmtstr[,argument]);

char ungetchar(char c);

void vprintf (const char *fmtstr,char * argptr);

void vsprintf(char *buffer,const char * fmtstr,char * argptr)；

4. STDLIB.H
float atof(void * string);

int atoi(void * string);

long atol(void * string);

void * calloc(unsigned int num,unsigned int len);

void free(void xdata *p)；

void init_mempool(void *data *p,unsigned int size);

void *malloc (unsigned int size);

int rand(void);

void *realloc (void xdata *p,unsigned int size);

void srand (int seed)；

5. STRING.H
void *memccpy (void *dest,void *src,char c,int len);

void *memchr (void *buf,char c,int len);

char memcmp(void *buf1,void *buf2,int len);

void *memcopy (void *dest,void *SRC,int len);

void *memmove (void *dest,void *src,int len);

void *memset (void *buf,char c,int len);

char *strcat (char *dest,char *src);

char *strchr (const char *string,char c);

char strcmp (char *string1,char *string2);

char *strcpy (char *dest,char *src);

int strcspn(char *src,char * set);

int strlen (char *src);

char *strncat (char 8dest,char *src,int len);

char strncmp(char *string1,char *string2,int len);

char strncpy (char *dest,char *src,int len);

char *strpbrk (char *string,char *set);

int strpos (const char *string,char c);

char *strrchr (const char *string,char c);

char *strrpbrk (char *string,char *set);

int strrpos (const char *string,char c);

int strspn(char *string,char *set)；