--- ray/src/cv/mgflib/mgfdoc.tr	1995/11/08 09:53:41	1.8
+++ ray/src/cv/mgflib/mgfdoc.tr	1995/11/29 16:45:15	1.10
@@ -2567,6 +2567,10 @@ In the first form, a single integer is given for the
 of MGF that is to be produced.
 Since MGF is in its first major release, this is not yet a useful
 form, but it will be when the second major release comes out.
+This has the necessary side-effect of expanding all included files.
+(See the
+.UL i
+entity.)\0
 .LP
 In the second form,
 .I mgfilt
@@ -2591,7 +2595,7 @@ mgfilt f,v,p,xf input.mgf > flatpoly.mgf
 .SH
 SEE ALSO
 .LP
-mgf2rad, rad2mgf
+i, mgf2rad, rad2mgf
 .ds RH MGF2RAD
 .bp
 .SH
@@ -3274,8 +3278,9 @@ and return one of the non-zero values from "parser.h" 
 #define MG_ESEEK		9		/* file seek error */
 #define MG_EBADMAT	10		/* bad material specification */
 #define MG_ELINE		11		/* input line too long */
+#define MG_ECNTXT		12		/* unmatched context close */
 
-#define MG_NERRS	12
+#define MG_NERRS	13
 .DE
 If it is inappropriate to send output to standard error, the calling
 program should use the routines listed under