Add support for calling an external format program inside of mhl.

[mmh] / h / mh.h

diff --git a/h/mh.h b/h/mh.h
index abcf445..1f563b9 100644 (file)
--- a/h/mh.h
+++ b/h/mh.h
@@ -32,8 +32,10 @@ typedef unsigned char  boolean;  /* not int so we can pack in a structure */
  */
 #if __GNUC__ > 2
 #define NORETURN __attribute__((__noreturn__))
+#define NMH_UNUSED(i) (void) i
 #else
 #define NORETURN
+#define NMH_UNUSED(i) i
 #endif
 
 /*
@@ -261,6 +263,9 @@ extern char *msg_delim;             /*  .. */
 
 #define OUTPUTLINELEN  72      /* default line length for headers */
 
+#define LINK   "@"             /* Name of link to file to which you are */
+                               /* replying. */
+
 /*
  * miscellaneous macros
  */
@@ -310,6 +315,7 @@ extern char *draft;
 extern char *faceproc;
 extern char *fileproc;
 extern char *foldprot;
+extern char *formatproc;
 extern char *forwcomps;
 extern char *inbox;
 extern char *incproc;