bug#21426: 25.0.50; Emacs Trunk (OSX): unable to build using --with-ns --enable-checking='glyphs'

[Eli Zaretskii]

> Date: Sun, 06 Sep 2015 21:22:22 -0700
> From: Keith David Bershatsky <esq@lawlist.com>
> 
> In grepping for the word `redisplay`, I read the following:
> 
> "** Debugging Emacs redisplay problems.  If you configured Emacs with 
> --enable-checking='glyphs', you can use redisplay tracing facilities from a 
> running Emacs session.  The command "M-x trace-redisplay RET" will produce a 
> trace of what redisplay does on the standard error stream."
> 
> So, I tried building using the following command line with a current version 
> of Emacs Trunk master:
> 
> ./configure --with-ns --without-imagemagick --enable-checking='glyphs'
> 
> The build failed:
> 
> nsfns.m: In function 'unwind_create_frame':
> nsfns.m:1027: error: 'dpyinfo' undeclared (first use in this function)
> nsfns.m:1027: error: (Each undeclared identifier is reported only once
> nsfns.m:1027: error: for each function it appears in.)
> make[1]: *** [nsfns.o] Error 1
> make: *** [src] Error 2

Should be fixed now.