#ifndef __LIBL_H#define __LIBL_H#ifndef _RESEARCH_SOURCE   This header file is not defined in ANSI or POSIX#endif#pragma lib "/$M/lib/ape/libl.a" extern int printable(int);extern void allprint(char);extern int yyracc(int);extern int yyreject(void);extern void yyless(int);extern int yywrap(void); #endif /* __LIBV_L */