Fixing zdefs.

Author: nicolasnoble

packages/grpc-native-core/binding.gyp

@@ -879,9 +879,11 @@
       ],
       'cflags': [
         '-pthread',
-        '-zdefs',
         '-Wno-error=deprecated-declarations'
       ],
+      'ldflags': [
+        '-Wl,-zdefs',
+      ],
       "conditions": [
         ['OS=="win" or runtime=="electron"', {
           'dependencies': [

packages/grpc-native-core/templates/binding.gyp.template

@@ -312,9 +312,11 @@
         ],
         'cflags': [
           '-pthread',
-          '-zdefs',
           '-Wno-error=deprecated-declarations'
         ],
+        'ldflags': [
+          '-Wl,-zdefs',
+        ],
         "conditions": [
           ['OS=="win" or runtime=="electron"', {
             'dependencies': [