12 lines
169 B
C
12 lines
169 B
C
#ifndef _CTYPE_H
|
|
#define _CTYPE_H
|
|
|
|
int isalpha(int);
|
|
int isdigit(int);
|
|
int isprint(int);
|
|
int isspace(int);
|
|
int isupper(int);
|
|
int isalnum(int);
|
|
int tolower(int);
|
|
|
|
#endif
|