emacs-27 b0e725e: Fix typo in c-macro-expand docstring

[Eli Zaretskii]

branch: emacs-27
commit b0e725e2fee2b6713eb724ef9812d6534750054d
Author: Daniel Martín <mardani29@yahoo.es>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix typo in c-macro-expand docstring
    
    * lisp/progmodes/cmacexp.el (c-macro-expand): Fix typo.  (Bug#49356)
---
 lisp/progmodes/cmacexp.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/progmodes/cmacexp.el b/lisp/progmodes/cmacexp.el
index d3a33bd..a393ca9 100644
--- a/lisp/progmodes/cmacexp.el
+++ b/lisp/progmodes/cmacexp.el
@@ -155,7 +155,7 @@ Normally display output in temp buffer, but
 prefix arg means replace the region with it.
 
 `c-macro-preprocessor' specifies the preprocessor to use.
-Tf the user option `c-macro-prompt-flag' is non-nil
+If the user option `c-macro-prompt-flag' is non-nil
 prompt for arguments to the preprocessor \(e.g. `-DDEBUG -I ./include'),
 otherwise use `c-macro-cppflags'.