X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/1691e80890e5d8ba258c51c214a3e91880e1db2b..e66e25ec491d0fb3df708000d8494b4d598f0263:/h/mh.h

diff --git a/h/mh.h b/h/mh.h
index c8ece5d1..81a6021c 100644
--- a/h/mh.h
+++ b/h/mh.h
@@ -21,6 +21,14 @@
 #define DMAXFOLDER     4	/* typical number of digits             */
 #define MAXFOLDER   1000	/* message increment                    */
 
+#ifndef FALSE
+#define FALSE 0
+#endif
+#ifndef TRUE
+#define TRUE 1
+#endif
+typedef unsigned char  boolean;  /* not int so we can pack in a structure */
+
 /*
  * user context/profile structure
  */
@@ -39,6 +47,12 @@ struct node {
 
 struct swit {
     char *sw;
+
+    /* The minchars field is apparently used like this:
+
+       -# : Switch can be abbreviated to # characters; switch hidden in -help.
+       0  : Switch can't be abbreviated;               switch shown in -help.
+       #  : Switch can be abbreviated to # characters; switch shown in -help. */
     int minchars;
 };