diff --git a/config/auto/memalign.pm b/config/auto/memalign.pm
index 9cf5408665..a92ce68f8a 100644
--- a/config/auto/memalign.pm
+++ b/config/auto/memalign.pm
@@ -41,8 +41,6 @@ sub runstep {
 
     _set_malloc_header($conf);
 
-    _set_ptrcast($conf);
-
     $conf->cc_gen('config/auto/memalign/test_c.in');
     eval { $conf->cc_build(); };
     unless ( $@ || $conf->cc_run_capture() !~ /ok/ ) {
@@ -74,16 +72,6 @@ sub _set_malloc_header {
     }
 }
 
-sub _set_ptrcast {
-    my $conf = shift;
-    if ( $conf->data->get('ptrsize') == $conf->data->get('intsize') ) {
-        $conf->data->set( ptrcast => 'int' );
-    }
-    else {
-        $conf->data->set( ptrcast => 'long' );
-    }
-}
-
 sub _set_memalign {
     my $self = shift;
     my ($conf, $test, $test2) = @_;
diff --git a/t/steps/auto/memalign-01.t b/t/steps/auto/memalign-01.t
index 23cbc0d387..8d544e62b0 100644
--- a/t/steps/auto/memalign-01.t
+++ b/t/steps/auto/memalign-01.t
@@ -75,32 +75,6 @@ $step = test_step_constructor_and_description($conf);
     $conf->data->set('i_malloc' => undef); # reset for next test
 }
 
-########### _set_ptrcast()  ###########
-
-{
-    $conf->data->set('ptrsize' => 2);
-    $conf->data->set('intsize' => 2);
-    ok(auto::memalign::_set_ptrcast($conf),
-        "_set_ptrcast() returned true value");
-    is($conf->data->get( 'ptrcast' ), 'int',
-        "ptrcast has expected value");
-    # reset for next test
-    $conf->data->set('ptrsize' => undef);
-    $conf->data->set('intsize' => undef);
-}
-
-{
-    $conf->data->set('ptrsize' => 2);
-    $conf->data->set('intsize' => 4);
-    ok(auto::memalign::_set_ptrcast($conf),
-        "_set_ptrcast() returned true value");
-    is($conf->data->get( 'ptrcast' ), 'long',
-        "ptrcast has expected value");
-    # reset for next test
-    $conf->data->set('ptrsize' => undef);
-    $conf->data->set('intsize' => undef);
-}
-
 ########### _set_memalign()  ###########
 
 {