diff --git a/src/unix/darwin.c b/src/unix/darwin.c
index cf95da21..5027174a 100644
--- a/src/unix/darwin.c
+++ b/src/unix/darwin.c
@@ -235,6 +235,20 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
 }
 
 
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  /*
+   * On Mac OS X getifaddrs returns information related to Mac Addresses for
+   * various devices, such as firewire, etc. These are not relevant here.
+   */
+  if (ent->ifa_addr->sa_family == AF_LINK)
+    return 1;
+  return 0;
+}
+
 int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   struct ifaddrs *addrs, *ent;
   uv_interface_address_t* address;
@@ -248,12 +262,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family == AF_LINK)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
-
     (*count)++;
   }
 
@@ -266,17 +276,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    /*
-     * On Mac OS X getifaddrs returns information related to Mac Addresses for
-     * various devices, such as firewire, etc. These are not relevant here.
-     */
-    if (ent->ifa_addr->sa_family == AF_LINK)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);
@@ -300,11 +300,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Fill in physical addresses for each interface */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != AF_LINK)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     address = *addresses;
 
diff --git a/src/unix/freebsd.c b/src/unix/freebsd.c
index 4862cb48..8f67f33a 100644
--- a/src/unix/freebsd.c
+++ b/src/unix/freebsd.c
@@ -349,6 +349,19 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
   uv__free(cpu_infos);
 }
 
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  /*
+   * On FreeBSD getifaddrs returns information related to the raw underlying
+   * devices. We're not interested in this information yet.
+   */
+  if (ent->ifa_addr->sa_family == AF_LINK)
+    return 1;
+  return 0;
+}
 
 int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   struct ifaddrs *addrs, *ent;
@@ -363,12 +376,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family == AF_LINK)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
-
     (*count)++;
   }
 
@@ -381,17 +390,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    /*
-     * On FreeBSD getifaddrs returns information related to the raw underlying
-     * devices. We're not interested in this information yet.
-     */
-    if (ent->ifa_addr->sa_family == AF_LINK)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);
@@ -415,11 +414,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Fill in physical addresses for each interface */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != AF_LINK)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     address = *addresses;
 
diff --git a/src/unix/linux-core.c b/src/unix/linux-core.c
index 58dd813d..96b150de 100644
--- a/src/unix/linux-core.c
+++ b/src/unix/linux-core.c
@@ -868,6 +868,19 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
   uv__free(cpu_infos);
 }
 
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  /*
+   * On Linux getifaddrs returns information related to the raw underlying
+   * devices. We're not interested in this information yet.
+   */
+  if (ent->ifa_addr->sa_family == PF_PACKET)
+    return 1;
+  return 0;
+}
 
 int uv_interface_addresses(uv_interface_address_t** addresses,
   int* count) {
@@ -887,11 +900,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family == PF_PACKET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     (*count)++;
   }
@@ -908,17 +918,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    /*
-     * On Linux getifaddrs returns information related to the raw underlying
-     * devices. We're not interested in this information yet.
-     */
-    if (ent->ifa_addr->sa_family == PF_PACKET)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);
@@ -942,11 +942,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
 
   /* Fill in physical addresses for each interface */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != PF_PACKET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     address = *addresses;
 
diff --git a/src/unix/netbsd.c b/src/unix/netbsd.c
index e6dc9db5..22eb52e6 100644
--- a/src/unix/netbsd.c
+++ b/src/unix/netbsd.c
@@ -274,6 +274,16 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
   uv__free(cpu_infos);
 }
 
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  if (ent->ifa_addr->sa_family != PF_INET)
+    return 1;
+  return 0;
+}
+
 
 int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   struct ifaddrs *addrs, *ent;
@@ -288,11 +298,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != PF_INET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
     (*count)++;
   }
 
@@ -306,13 +313,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    if (ent->ifa_addr->sa_family != PF_INET)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);
@@ -336,11 +337,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Fill in physical addresses for each interface */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != PF_INET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     address = *addresses;
 
diff --git a/src/unix/openbsd.c b/src/unix/openbsd.c
index c8369058..980cbb58 100644
--- a/src/unix/openbsd.c
+++ b/src/unix/openbsd.c
@@ -288,6 +288,15 @@ void uv_free_cpu_info(uv_cpu_info_t* cpu_infos, int count) {
   uv__free(cpu_infos);
 }
 
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  if (ent->ifa_addr->sa_family != PF_INET)
+    return 1;
+  return 0;
+}
 
 int uv_interface_addresses(uv_interface_address_t** addresses,
   int* count) {
@@ -303,11 +312,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != PF_INET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
     (*count)++;
   }
 
@@ -321,13 +327,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    if (ent->ifa_addr->sa_family != PF_INET)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);
@@ -351,11 +351,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses,
 
   /* Fill in physical addresses for each interface */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family != PF_INET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
 
     address = *addresses;
 
diff --git a/src/unix/sunos.c b/src/unix/sunos.c
index 0f592a27..a76a08bd 100644
--- a/src/unix/sunos.c
+++ b/src/unix/sunos.c
@@ -746,6 +746,17 @@ static int uv__set_phys_addr(uv_interface_address_t* address,
   return 0;
 }
 
+
+static int uv__ifaddr_exclude(struct ifaddrs *ent) {
+  if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
+    return 1;
+  if (ent->ifa_addr == NULL)
+    return 1;
+  if (ent->ifa_addr->sa_family == PF_PACKET)
+    return 1;
+  return 0;
+}
+
 int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   uv_interface_address_t* address;
   struct ifaddrs* addrs;
@@ -759,12 +770,8 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
 
   /* Count the number of interfaces */
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)) ||
-        (ent->ifa_addr == NULL) ||
-        (ent->ifa_addr->sa_family == PF_PACKET)) {
+    if (uv__ifaddr_exclude(ent))
       continue;
-    }
-
     (*count)++;
   }
 
@@ -777,13 +784,7 @@ int uv_interface_addresses(uv_interface_address_t** addresses, int* count) {
   address = *addresses;
 
   for (ent = addrs; ent != NULL; ent = ent->ifa_next) {
-    if (!((ent->ifa_flags & IFF_UP) && (ent->ifa_flags & IFF_RUNNING)))
-      continue;
-
-    if (ent->ifa_addr == NULL)
-      continue;
-
-    if (ent->ifa_addr->sa_family == PF_PACKET)
+    if (uv__ifaddr_exclude(ent))
       continue;
 
     address->name = uv__strdup(ent->ifa_name);