master 5b0b9bafc0: Improve the help message for the pgtk configure option

[Po Lu]

branch: master
commit 5b0b9bafc01cc3061076583b19b6cd548268da8a
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Improve the help message for the pgtk configure option
    
    * configure.ac: Describe the purpose of PGTK better.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 6f469cf0f0..945e2ff8d4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -471,7 +471,7 @@ AC_ARG_WITH([ns],[AS_HELP_STRING([--with-ns],
 [use Nextstep (macOS Cocoa or GNUstep) windowing system.
 On by default on macOS.])],[],[with_ns=maybe])
 OPTION_DEFAULT_OFF([w32], [use native MS Windows GUI in a Cygwin build])
-OPTION_DEFAULT_OFF([pgtk], [use pure GTK build without reliance on X libs 
(Wayland support) (requires cairo) - Experimental])
+OPTION_DEFAULT_OFF([pgtk], [use GTK to support window systems other than X])
 
 OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux 
console])
 OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support])