1 files changed, 8 insertions, 6 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index c3e7371c8e..43cd4c2eed 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -23,10 +23,12 @@
  * $/LicenseInfo$
  */
  
-
-
 #extension GL_ARB_texture_rectangle : enable
 
+#ifndef gl_FragData
+out vec4 gl_FragData[3];
+#endif
+
 vec3 scaleSoftClip(vec3 inColor);
 vec3 atmosTransport(vec3 inColor);
 
@@ -58,10 +60,10 @@ uniform vec2 screen_res;
 uniform mat4 norm_mat; //region space to screen space
 
 //bigWave is (refCoord.w, view.w);
-varying vec4 refCoord;
-varying vec4 littleWave;
-varying vec4 view;
-varying vec4 vary_position;
+VARYING vec4 refCoord;
+VARYING vec4 littleWave;
+VARYING vec4 view;
+VARYING vec4 vary_position;
 
 void main() 
 {