Typo fixes.

@@ -25,7 +25,7 @@ static char args_doc[] = N_("[+folder]");
 
 /* GNU options */
 static struct argp_option options[] = {
-  {"file",    'i', "FILE",   0, N_("Inorporate mail from named file")},
+  {"file",    'i', "FILE",   0, N_("Incorporate mail from named file")},
   {"folder",  'f', "FOLDER", 0, N_("Specify folder to incorporate mail to")},
   {"audit",   'a', "FILE", 0, N_("Enable audit")},
   {"noaudit", 'n', 0, 0, N_("Disable audit")},

@@ -55,7 +55,7 @@ static struct argp_option options[] = {
   {"query", ARG_QUERY, "BOOL", 0, N_("Query for addresses to place in To: and Cc: lists")},
   {"width", 'w', "NUMBER", 0, N_("Set output width")},
   {"whatnowproc", ARG_WHATNOWPROC, "PROG", 0,
-   N_("Set the relacement for whatnow program")},
+   N_("Set the replacement for whatnow program")},
   { N_("\nUse -help switch to obtain the list of traditional MH options. "), 0, 0, OPTION_DOC, "" },
   { 0 }
 };