Make the special "noglob" variable work. To preserve previous behaviour

change the default value from true to undefined (meaning false).
Also fix a misleading comment in glob.c.

src/frontend/cpitf.c

@@ -180,7 +180,6 @@ ft_cpinit(void)
     }
 
     cp_vset("prompt", CP_STRING, buf);
-    cp_vset("noglob", CP_BOOL, &t);
     cp_vset("brief", CP_BOOL, &t);
 
     /* Make vectors from values in predefs[] for the current plot.

src/frontend/parser/glob.c

@@ -79,11 +79,11 @@ static inline void strip_1st_char(wordlist *wl_node);
 static void tilde_expand_word(wordlist *wl_node);
 
 
-/* For each word, go through two steps: expand the {}'s, and then do ?*[]
- * globbing in them. Sort after the second phase but not the first...
+/* For each word, go through two steps: expand the {}'s, and then do
+ * tilde-expansion in them (not available of Windows).
  *
  * Globbing of arbitrary levels of brace nesting and tilde expansion to the
- * name of a "HOME" directory are supported. ?*[] are not */
+ * name of a "HOME" directory are supported. File globbing (?*[]) is not */
 wordlist *cp_doglob(wordlist *wlist)
 {
     if (cp_noglob)

src/frontend/variable.c

@@ -19,7 +19,7 @@ Author: 1985 Wayne A. Christopher, U. C. Berkeley CAD Group
 #include "variable.h"
 
 
-bool cp_noglob = TRUE;
+bool cp_noglob = FALSE;
 bool cp_nonomatch = FALSE;
 bool cp_noclobber = FALSE;
 bool cp_ignoreeof = FALSE;