make --with-pic default for autoconf

Changes

@@ -17,6 +17,8 @@ Revision history for Perl module Alien::Base.
   - Added support for LWP as an alternative to HTTP::Tiny (preaction++ gh#24)
   - Added support for content-disposition HTTP header to determine correct filename
     and determine format from that (rsimoes++ gh#27)
+  - By default run autotools style configure scripts with --with-pic and add
+    alien_autoconf_with_pic property to allow disabling that (plicease gh#47)
 
 0.004  Mar 5, 2014
   - Added version token to the interpolator (MidLifeXis++)

lib/Alien/Base/ModuleBuild.pm

@@ -104,6 +104,7 @@ __PACKAGE__->add_property( 'alien_repository_class'   => {} );
 
 # alien_isolate_dynamic
 __PACKAGE__->add_property( 'alien_isolate_dynamic' => 0 );
+__PACKAGE__->add_property( 'alien_autoconf_with_pic' => 1 );
 
 ################
 #  ConfigData  #
@@ -606,11 +607,16 @@ sub alien_exec_prefix {
 
 sub alien_configure {
   my $self = shift;
+  my $configure;
   if ($self->config_data( 'msys' )) {
-    return 'sh configure';
+    $configure = 'sh configure';
   } else {
-    return './configure';
+    $configure = './configure';
   }
+  if ($self->alien_autoconf_with_pic) {
+    $configure .= ' --with-pic';
+  }
+  $configure;
 }
 
 ########################

lib/Alien/Base/ModuleBuild/API.pod

@@ -77,6 +77,12 @@ A hashref or arrayref of hashrefs defining the repositories used to find and fet
 
 If set to true, then dynamic libraries will be moved from the C<lib> directory to a separate C<dynamic> directory.  This makes them available for FFI modules (see L<FFI::Raw>), while preferring static libraries when creating XS extensions.
 
+=item alien_autoconf_with_pic
+
+[version 0.005]
+
+Add C<--with-pic> option to autoconf style C<configure> script when called.  This is the default, and normally a good practice.  Normally autoconf will ignore this and any other options that it does not recognize, but some non-autoconf C<configure> scripts may complain.
+
 =over
 
 =item protocol