diff --git a/bindings/perl/Sigar.xs b/bindings/perl/Sigar.xs
index 25c9fb37..f5170ce8 100644
--- a/bindings/perl/Sigar.xs
+++ b/bindings/perl/Sigar.xs
@@ -6,7 +6,7 @@
 #include "sigar_fileinfo.h"
 
 typedef sigar_t * Sigar;
-typedef sigar_uint64_t Sigar__NetAddr;
+typedef sigar_net_address_t Sigar__NetAddress;
 
 /* generated list */
 typedef sigar_uptime_t * Sigar__Uptime;
@@ -34,6 +34,7 @@ typedef sigar_who_t * Sigar__Who;
 typedef sigar_thread_cpu_t * Sigar__ThreadCpu;
 typedef sigar_resource_limit_t * Sigar__ResourceLimit;
 typedef sigar_net_info_t * Sigar__NetInfo;
+typedef sigar_dir_usage_t * Sigar__DirUsage;
 
 /* Perl < 5.6 */
 #ifndef aTHX_
@@ -316,11 +317,12 @@ proc_env(sigar, pid, key=NULL)
         procenv.data = hv = newHV();
     }
     else {
+        STRLEN len = get.klen;
         procenv.type = SIGAR_PROC_ENV_KEY;
         procenv.env_getter = proc_env_getvalue;
         procenv.data = &get;
         get.val = &PL_sv_undef;
-        get.key = SvPV(key, get.klen);
+        get.key = SvPV(key, len);
         procenv.key = get.key;
         procenv.klen = get.klen;
     }
diff --git a/bindings/perl/lib/Sigar/ArchName.pm b/bindings/perl/lib/Sigar/ArchName.pm
index 14749fac..c4430e6c 100644
--- a/bindings/perl/lib/Sigar/ArchName.pm
+++ b/bindings/perl/lib/Sigar/ArchName.pm
@@ -16,22 +16,22 @@ sub get_name {
     }
     elsif ($os =~ /hpux/) {
         if ($vers =~ /11\./) {
-            return 'hppa2.0-hp-hpux-11.x';
+            return 'pa-hpux-11';
         }
     }
     elsif ($os =~ /aix/) {
-        return 'powerpc-ibm-aix-4.3.x';
+        return 'ppc-aix-5';
     }
     elsif ($os =~ /solaris/) {
         if ($arch =~ /sun4/) {
-            return 'sparc-sun-solaris-2.x';
+            return 'sparc-solaris';
         }
         elsif ($arch =~ /.86/) {
-            return 'x86-sun-solaris-2.x';
+            return 'x86-solaris';
         }
     }
     elsif ($os =~ /darwin/) {
-        return 'powerpc-apple-darwin';
+        return 'universal-macosx';
     }
 
     die "Unsupported platform";
diff --git a/bindings/perl/typemap b/bindings/perl/typemap
index d6499d5f..caef88cc 100644
--- a/bindings/perl/typemap
+++ b/bindings/perl/typemap
@@ -2,7 +2,7 @@ Sigar       T_PTROBJ
 sigar_pid_t T_UV
 sigar_uint64_t T_UV
 const char *	T_PV
-Sigar::NetAddr	T_NETADDR
+Sigar::NetAddress	T_NETADDR
 
 #generated list
 Sigar::Uptime T_PTROBJ
@@ -30,11 +30,12 @@ Sigar::Who T_PTROBJ
 Sigar::ThreadCpu T_PTROBJ
 Sigar::ResourceLimit T_PTROBJ
 Sigar::NetInfo T_PTROBJ
+Sigar::DirUsage T_PTROBJ
 
 OUTPUT
 T_NETADDR
 	{
-	    char addr_str[SIGAR_INET_ADDR_LEN];
-	    sigar_inet_ntoa(NULL, $var, addr_str);
+	    char addr_str[INET6_ADDRSTRLEN];
+	    sigar_net_address_to_string(NULL, &$var, addr_str);
 	    sv_setpv($arg, addr_str);
 	}