Bug 1180498 - Tolerate a different major libGL.so on NetBSD as well r=jgilbert

gfx/gl/GLContextProviderGLX.cpp

@@ -80,7 +80,7 @@ bool GLXLibrary::EnsureInitialized() {
     // which trigger glibc bug
     // http://sourceware.org/bugzilla/show_bug.cgi?id=12225
     const char* libGLfilename = "libGL.so.1";
-#ifdef __OpenBSD__
+#if defined(__OpenBSD__) || defined(__NetBSD__)
     libGLfilename = "libGL.so";
 #endif
 

toolkit/xre/glxtest.cpp

@@ -201,7 +201,7 @@ void glxtest() {
         "The MOZ_AVOID_OPENGL_ALTOGETHER environment variable is defined");
 
     ///// Open libGL and load needed symbols /////
-#ifdef __OpenBSD__
+#if defined(__OpenBSD__) || defined(__NetBSD__)
 #  define LIBGL_FILENAME "libGL.so"
 #else
 #  define LIBGL_FILENAME "libGL.so.1"