handle glx/zink warning - PDLPorters/PDL-Graphics-Simple#10

Author: mohawk2

CHANGES

@@ -1,4 +1,5 @@
 - add default SIG{TERM,INT,QUIT,HUP} handler to close more gracefully
+- handle glx etc warnings from Gnuplot (https://github.com/PDLPorters/PDL-Graphics-Simple/issues/10) - thanks @eserte for report
 
 2.030 2024-09-29
 - require PDL version that has raster2fits; previously didn't require one with t_raster2fits which test used

lib/PDL/Graphics/Gnuplot.pm

@@ -7471,7 +7471,7 @@ sub _printGnuplotPipe
 # are explicitly stripped out
 our $cp_serial = 0;
 
-my $graphics_re = qr/^(?:qt\.|XType:|MESA:|QSocketNotifier:).*/m;
+my $graphics_re = qr/^(?:qt\.|XType:|MESA:|QSocketNotifier:|glx:|failed to load).*/m;
 sub _checkpoint {
     my $this   = shift;
     my $suffix = shift || "main";