--- PDL-2.047/Libtmp/GSL/CDF/gsl_cdf.pd	2021-04-24 06:51:11.000000000 +0300

+++ PDL-2.047/Libtmp/GSL/CDF/gsl_cdf.pd	2021-05-27 14:34:57.253001785 +0300

@@ -56,7 +56,7 @@

 ');

 my ($header) = `gsl-config --cflags` =~ m/-I(.+)$/;

-$header .= '/gsl/gsl_cdf.h';

+$header = '/usr/include/gsl/gsl_cdf.h';

 # for win32. Thanks Sisyphus!

 $header =~ s/"//g;