Expunge "allow" + infinitive from source and doc, part 2.

Do the same for "permit", "enable", "prevent", and (where appropriate)
"require".

doc/misc/reftex.texi:
doc/misc/url.texi:
lib/get-permissions.c:
lib/strftime.c:
lisp/org/org-element.el:
lisp/org/org-mobile.el:
lisp/textmodes/reftex-vars.el:
src/bidi.c:
src/emacs.c:
src/xdisp.c:
test/etags/c-src/emacs/src/lisp.h:

Expunge the likes of "This allows to do something" from the above files.

11 files changed, 12 insertions, 12 deletions

diff --git a/doc/misc/reftex.texi b/doc/misc/reftex.texi
index dccb2f2a4e0..ff7011c5a76 100644
--- a/doc/misc/reftex.texi
+++ b/doc/misc/reftex.texi
@@ -5213,7 +5213,7 @@ mouse    @r{Highlighting is mouse driven.}
 both     @r{Both cursor and mouse trigger highlighting.}
 @end example
 
-Changing this variable requires to rebuild the selection and *toc*
+Changing this variable requires rebuilding the selection and *toc*
 buffers to become effective (keys @kbd{g} or @kbd{r}).
 @end defopt
 
diff --git a/doc/misc/url.texi b/doc/misc/url.texi
index acdad6b0d10..c46859968a2 100644
--- a/doc/misc/url.texi
+++ b/doc/misc/url.texi
@@ -423,7 +423,7 @@ the directory specified by @code{url-configuration-directory}.
 @end defopt
 
 @defopt url-cookie-confirmation
-Specifies whether confirmation is require to accept cookies.
+Specifies whether confirmation is required to accept cookies.
 @end defopt
 
 @defopt url-cookie-multiple-line
diff --git a/lib/get-permissions.c b/lib/get-permissions.c
index 8c70df1984c..bf40dad7801 100644
--- a/lib/get-permissions.c
+++ b/lib/get-permissions.c
@@ -102,7 +102,7 @@ get_permissions (const char *name, int desc, mode_t mode,
      There is an API
        pathconf (name, _PC_ACL_ENABLED)
        fpathconf (desc, _PC_ACL_ENABLED)
-     that allows to determine which of the two kinds of ACLs is supported
+     that allows us to determine which of the two kinds of ACLs is supported
      for the given file.  But some file systems may implement this call
      incorrectly, so better not use it.
      When fetching the source ACL, we simply fetch both ACL types.
diff --git a/lib/strftime.c b/lib/strftime.c
index 10d3eb4ef31..4e65190386d 100644
--- a/lib/strftime.c
+++ b/lib/strftime.c
@@ -641,7 +641,7 @@ strftime_case_ (bool upcase, STREAM_OR_CHAR_T *s,
           break;
         }
 
-      /* As a GNU extension we allow to specify the field width.  */
+      /* As a GNU extension we allow the field width to be specified.  */
       if (ISDIGIT (*f))
         {
           width = 0;
diff --git a/lisp/org/org-element.el b/lisp/org/org-element.el
index 91b1b007607..a19f52c7923 100644
--- a/lisp/org/org-element.el
+++ b/lisp/org/org-element.el
@@ -487,7 +487,7 @@ Return parent element."
 ;; cannot contain other greater elements of their own type.
 ;;
 ;; Beside implementing a parser and an interpreter, adding a new
-;; greater element requires to tweak `org-element--current-element'.
+;; greater element requires tweaking `org-element--current-element'.
 ;; Moreover, the newly defined type must be added to both
 ;; `org-element-all-elements' and `org-element-greater-elements'.
 
diff --git a/lisp/org/org-mobile.el b/lisp/org/org-mobile.el
index b11f4448a8d..f535390790f 100644
--- a/lisp/org/org-mobile.el
+++ b/lisp/org/org-mobile.el
@@ -88,7 +88,7 @@ org-agenda-text-search-extra-files
 Encryption uses AES-256, with a password given in
 `org-mobile-encryption-password'.
 When nil, plain files are kept on the server.
-Turning on encryption requires to set the same password in the MobileOrg
+Turning on encryption requires setting the same password in the MobileOrg
 application.  Before turning this on, check of MobileOrg does already
 support it - at the time of this writing it did not yet."
   :group 'org-mobile
diff --git a/lisp/textmodes/reftex-vars.el b/lisp/textmodes/reftex-vars.el
index c725d9f450e..d1a6b87da2e 100644
--- a/lisp/textmodes/reftex-vars.el
+++ b/lisp/textmodes/reftex-vars.el
@@ -1905,7 +1905,7 @@ instead or as well.  The variable may have one of these values:
    mouse    Highlighting is mouse driven.
    both     Both cursor and mouse trigger highlighting.
 
-Changing this variable requires to rebuild the selection and *toc* buffers
+Changing this variable requires rebuilding the selection and *toc* buffers
 to become effective (keys `g' or `r')."
   :group 'reftex-fontification-configurations
   :type '(choice
diff --git a/src/bidi.c b/src/bidi.c
index 7f5d16b39ed..9b714543dd2 100644
--- a/src/bidi.c
+++ b/src/bidi.c
@@ -3001,7 +3001,7 @@ bidi_resolve_neutral (struct bidi_it *bidi_it)
         {
           /* Arrrgh!!  The UAX#9 algorithm is too deeply entrenched in
              the assumption of batch-style processing; see clauses W4,
-             W5, and especially N1, which require to look far forward
+             W5, and especially N1, which require looking far forward
              (as well as back) in the buffer/string.  May the fleas of
              a thousand camels infest the armpits of those who design
              supposedly general-purpose algorithms by looking at their
diff --git a/src/emacs.c b/src/emacs.c
index 41113f84331..89d8ca784ae 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -2188,7 +2188,7 @@ synchronize_locale (int category, Lisp_Object *plocale, Lisp_Object desired_loca
     {
       *plocale = desired_locale;
 #ifdef WINDOWSNT
-      /* Changing categories like LC_TIME usually requires to specify
+      /* Changing categories like LC_TIME usually requires specifying
          an encoding suitable for the new locale, but MS-Windows's
          'setlocale' will only switch the encoding when LC_ALL is
          specified.  So we ignore CATEGORY, use LC_ALL instead, and
diff --git a/src/xdisp.c b/src/xdisp.c
index 5185e777324..78fddd60fc0 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -13139,7 +13139,7 @@ text_outside_line_unchanged_p (struct window *w,
          beginning of a paragraph, before the first strong directional
          character, can change the base direction of the paragraph (unless
          the buffer specifies a fixed paragraph direction), which will
-         require to redisplay the whole paragraph.  It might be worthwhile
+         require redisplaying the whole paragraph.  It might be worthwhile
          to find the paragraph limits and widen the range of redisplayed
          lines to that, but for now just give up this optimization.  */
       if (!NILP (BVAR (XBUFFER (w->contents), bidi_display_reordering))
@@ -18067,7 +18067,7 @@ try_window_id (struct window *w)
      beginning of a paragraph, before the first strong directional
      character, can change the base direction of the paragraph (unless
      the buffer specifies a fixed paragraph direction), which will
-     require to redisplay the whole paragraph.  It might be worthwhile
+     require redisplaying the whole paragraph.  It might be worthwhile
      to find the paragraph limits and widen the range of redisplayed
      lines to that, but for now just give up this optimization and
      redisplay from scratch.  */
diff --git a/test/etags/c-src/emacs/src/lisp.h b/test/etags/c-src/emacs/src/lisp.h
index 0fb068d1a2c..96c52c04691 100644
--- a/test/etags/c-src/emacs/src/lisp.h
+++ b/test/etags/c-src/emacs/src/lisp.h
@@ -2005,7 +2005,7 @@ struct Lisp_Marker
   /* For markers that point somewhere,
      this is used to chain of all the markers in a given buffer.  */
   /* We could remove it and use an array in buffer_text instead.
-     That would also allow to preserve it ordered.  */
+     That would also allow us to preserve it ordered.  */
   struct Lisp_Marker *next;
   /* This is the char position where the marker points.  */
   ptrdiff_t charpos;