--- /dev/null
+#!perl -T
+
+use strict;
+use warnings;
+
+use Test::More tests => 2 * 2;
+
+require Linux::SysInfo;
+
+my %syms = (
+ sysinfo => '',
+ LS_HAS_EXTENDED => '',
+);
+
+for (keys %syms) {
+ eval { Linux::SysInfo->import($_) };
+ is $@, '', "import $_";
+ is prototype($_), $syms{$_}, "prototype $_";
+}