Changes to base/ from a combination of FreeBSD and OpenBSD patches.

base/base.gypi

 # Copyright (c) 2009 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'target_defaults': {
     'variables': {
       'base_target': 0,
     },
     'target_conditions': [
@@ skipping 361 matching lines @@
                 'defines': [
                   'LINUX_USE_TCMALLOC',
                 ],
                 'direct_dependent_settings': {
                   'defines': [
                     'LINUX_USE_TCMALLOC',
                   ],
                 },
               },
             ],
+            [ 'OS == "linux"', {
+              'link_settings': {
+                'libraries': [
+                  # We need rt for clock_gettime().
+                  '-lrt',
+                ],
+              },
+            }],
           ],
           'dependencies': [
             '../build/util/build_util.gyp:lastchange',
             '../build/linux/system.gyp:gtk',
             '../build/linux/system.gyp:nss',
           ],
           'cflags': [
             '-Wno-write-strings',
           ],
-          'link_settings': {
-            'libraries': [
-              # We need rt for clock_gettime().
-              '-lrt',
-            ],
-          },
           'export_dependent_settings': [
             '../build/linux/system.gyp:gtk',
           ],
         },],
         [ 'OS == "freebsd"', {
             'sources!': [
               'directory_watcher_inotify.cc',
             ],
             'sources': [
               'directory_watcher_stub.cc',
             ],
+            'link_settings': {
+              'libraries': [
+                '-L/usr/local/lib -lexecinfo',
+              ],
+            },
           },
         ],
         [ 'OS == "mac"', {
             'link_settings': {
               'libraries': [
                 '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
                 '$(SDKROOT)/System/Library/Frameworks/Carbon.framework',
                 '$(SDKROOT)/System/Library/Frameworks/CoreFoundation.framework',
                 '$(SDKROOT)/System/Library/Frameworks/Foundation.framework',
                 '$(SDKROOT)/System/Library/Frameworks/IOKit.framework',
@@ skipping 170 matching lines @@
           'configurations': {
             'Common': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }