10100 Illumos is confused about calloc() arguments

@@ -11,11 +11,13 @@
 /*
  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
+/*
+ * Copyright (c) 2018, Joyent, Inc.
+ */
 
 /*
  * checknr: check an nroff/troff input file for matching macro calls.
  * we also attempt to match size and font changes, but only the embedded
  * kind.  These must end in \s0 and \fP resp.  Maybe more sophistication

@@ -188,11 +190,11 @@
         (void) setlocale(LC_ALL, "");
 #if !defined(TEXT_DOMAIN)
 #define TEXT_DOMAIN     "SYS_TEST"
 #endif
         (void) textdomain(TEXT_DOMAIN);
-        stk = (struct stkstr *)calloc(sizeof (struct stkstr), 100);
+        stk = (struct stkstr *)calloc(100, sizeof (struct stkstr));
         maxstk = 100;
         /* Figure out how many known commands there are */
         while (knowncmds[ncmds])
                 ncmds++;
         while (argc > 1 && argv[1][0] == '-') {