From e44b9364353a6173598eb98d276795d77cc4456c Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Fri, 21 Jun 2019 18:48:37 +0200
Subject: iOS: NativeLibrary: Refine iOS, use proper alt system path for
 iOS+OSX, relax closeLibrary(..)

---
 src/java/jogamp/common/os/UnixDynamicLinkerImpl.java | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'src/java/jogamp/common/os/UnixDynamicLinkerImpl.java')

diff --git a/src/java/jogamp/common/os/UnixDynamicLinkerImpl.java b/src/java/jogamp/common/os/UnixDynamicLinkerImpl.java
index 5e8ba9d..ddaeea2 100644
--- a/src/java/jogamp/common/os/UnixDynamicLinkerImpl.java
+++ b/src/java/jogamp/common/os/UnixDynamicLinkerImpl.java
@@ -49,15 +49,16 @@ package jogamp.common.os;
 
   @Override
   protected final long lookupSymbolLocalImpl(final long libraryHandle, final String symbolName) throws SecurityException {
-      return dlsym(libraryHandle, symbolName);
+      return 0 != libraryHandle ? dlsym(libraryHandle, symbolName) : 0;
   }
 
   @Override
   protected final void closeLibraryImpl(final long libraryHandle) throws SecurityException {
-      dlclose(libraryHandle);
+      if( 0 != libraryHandle ) {
+          dlclose(libraryHandle);
+      }
   }
 
-
   @Override
   public final String getLastError() {
       return dlerror();
-- 
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