From: Jan Engelhardt <jengelh@inai.de>
Date: 2021-06-24 00:08:26.352878902 +0200

---
 bundled/bliss/support/configure.pl       |    3 +++
 bundled/cdd/support/configure.pl         |    2 +-
 bundled/libnormaliz/support/configure.pl |    2 +-
 bundled/lrs/support/configure.pl         |    2 +-
 bundled/sympol/support/configure.pl      |    6 +++++-
 5 files changed, 11 insertions(+), 4 deletions(-)

Index: polymake-4.4/bundled/cdd/support/configure.pl
===================================================================
--- polymake-4.4.orig/bundled/cdd/support/configure.pl
+++ polymake-4.4/bundled/cdd/support/configure.pl
@@ -40,7 +40,7 @@ sub proceed {
    my ($options)=@_;
    my $cdd_path;
    my $cddversion;
-   $UseBundled = 1;
+   $UseBundled = 0;
 
    if (defined ($cdd_path=$options->{cdd}) and $cdd_path ne "bundled") {
       my $cdd_inc="$cdd_path/include";
Index: polymake-4.4/bundled/libnormaliz/support/configure.pl
===================================================================
--- polymake-4.4.orig/bundled/libnormaliz/support/configure.pl
+++ polymake-4.4/bundled/libnormaliz/support/configure.pl
@@ -39,7 +39,7 @@ sub proceed {
    my $nmz_path;
    my $nmz_version;
    my $libs = "-lnormaliz";
-   $UseBundled=1;
+   $UseBundled = 0;
 
    # check GMP C++ bindings
    my $build_error=Polymake::Configure::build_test_program(<<'---', LIBS => "-lgmpxx -lgmp");
Index: polymake-4.4/bundled/lrs/support/configure.pl
===================================================================
--- polymake-4.4.orig/bundled/lrs/support/configure.pl
+++ polymake-4.4/bundled/lrs/support/configure.pl
@@ -41,7 +41,7 @@ sub proceed {
    my $lrs_inc = $options->{'lrs-include'};
    my $lrs_version;
    my $lrs_libname = "lrs";
-   $UseBundled = 1;
+   $UseBundled = 0;
    # suppress lrs output when it was built without LRS_QUIET
    # 1: use /dev/null as output stream instead of nullptr
    # 2: also redirect stdout because of gmp v.?.?
Index: polymake-4.4/bundled/sympol/support/configure.pl
===================================================================
--- polymake-4.4.orig/bundled/sympol/support/configure.pl
+++ polymake-4.4/bundled/sympol/support/configure.pl
@@ -39,7 +39,9 @@ sub check_bundled {
 sub proceed {
    my ($options)=@_;
    my $sympol_path;
-   $UseBundled = 1;
+   $UseBundled = 0;
+
+if (0) {
 
    if (defined ($sympol_path=$options->{sympol}) and $sympol_path ne "bundled") {
       if (-f "$sympol_path/include/sympol/symmetrycomputation.h") {
@@ -141,6 +143,8 @@ int main() {
       }
    }
 
+}
+
    if ($UseBundled) {
       die "bundled sympol requested but it cannot be found" 
          unless check_bundled();