usr/src/usr.bin/pascal/src/config.h

    /*
     *  external declarations of things from
     *          CONFIG.c
     *
     */

    /*  sccsid: @(#)config.h    1.2 (Berkeley) 83/09/19 */

    /*
     *  the version of translator
     */
extern char     *version;

    /*
     *  the location of the error strings
     *  and the length of the path to it
     *  (in case of execution of pc0 as a.out)
     */
extern char     *err_file;
extern int      err_pathlen;

    /*
     *  the location of the short explanation
     *  and the length of the path to it
     *  the null at the end is so pix can change it to pi'x' from pi.
     */
extern char     *how_file;
extern int      how_pathlen;
extern char     *px_header;
extern char     *pi_comp;
extern char     *px_intrp;
extern char     *px_debug;