--- lib/PDL/Transform/Proj4.pd.orig	2025-01-03 22:39:08 UTC
+++ lib/PDL/Transform/Proj4.pd
@@ -5,8 +5,8 @@ use warnings;
 
 use strict;
 use warnings;
+use Capture::Tiny ':all';
 use File::Spec;
-use Alien::proj;
 
 our $VERSION = "2.097";
 pp_setversion($VERSION);
@@ -104,7 +104,7 @@ sub load_projection_information {
   fixed Earth For CH1903
 );
 sub load_projection_information {
-    my ($text, $stderr, $exit_code) = Alien::proj->run_utility ("proj", "-lP");
+    my ($text, $stderr, $exit_code) = capture{system "proj", "-lP"};
     warn $stderr if $stderr;
     die "proj -lP error $exit_code. See above for error text." if $exit_code;
     my @chunks = $text =~ /(.+?)(?=(?:^\S|\z))/gms;
@@ -175,7 +175,6 @@ use PDL::Transform;
 use warnings;
 use PDL::LiteF;
 use PDL::Transform;
-use Alien::proj;
 
 =head1 NAME
 
--- Makefile.PL.orig	2025-01-03 22:41:17 UTC
+++ Makefile.PL
@@ -2,7 +2,6 @@ use PDL::Core::Dev;
 use warnings;
 use ExtUtils::MakeMaker;
 use PDL::Core::Dev;
-use Alien::proj;
 
 my @pd_srcs;
 undef &MY::init_PM; # suppress warning
@@ -22,7 +21,6 @@ WriteMakefile(
   CONFIGURE_REQUIRES => {
     'ExtUtils::MakeMaker' => 0,
     'PDL' => '2.096',
-    'Alien::proj' => '1.29', # guarantee minimum PROJ 7.1 as need degree_output
   },
   PREREQ_PM => {
     'PDL' => '2.096',
@@ -30,8 +28,7 @@ WriteMakefile(
   TEST_REQUIRES => {
     'Test::More' => '0.88',
   },
-  INC => Alien::proj->cflags,
-  LIBS => [Alien::proj->libs],
+  LIBS => ['-lproj'],
   clean => { FILES => join ' ', qw(MANIFEST.bak) },
   NO_MYMETA => 1,
 );
--- t/gis_proj.t.orig	2024-12-03 06:57:09 UTC
+++ t/gis_proj.t
@@ -9,8 +9,6 @@ use PDL::Transform::Proj4;
     LC_RUN_PATH);
 }
 use PDL::Transform::Proj4;
-use Alien::proj;
-diag "Alien::proj version $Alien::proj::VERSION";
 
 my @version = eval { PDL::Transform::Proj4::proj_version() };
 is $@, '', 'proj_version no die';