Add original unix v6

source/s7/ne.h

@@ -0,0 +1,35 @@
+#
+int	dbg;
+int	ct;
+int	lp[40];
+char	used[100];	/* available registers */
+int	ps;	/* dflt init pt size */
+int	ft;	/* dflt font */
+int	first;
+extern	int	fout, fin;
+int	ifile;
+int	linect;	/* line number in file */
+int	eqline;	/* line where eqn started */
+int	svargc;
+char	**svargv;
+int	eht[100];
+int	ebase[100];
+int	ewid[100];
+struct { char c1; char c2; };
+int	yyval;
+int	*yypv;
+int	yylval;
+int	tht[30];
+int	tbase[30];
+int	ptr;
+char	*nptr[50];
+char *sptr[50];
+int	eqnreg, eqnht, eqnbase;
+int	lefteq, righteq;
+int	lastchar;	/* last character read by lex */
+#define	FATAL	1
+int	ESC;
+int	HREV;
+int	HFWD;
+int	SI;
+int	SO;