Yes, Maurice, baby steps.

indra/llrender/llshadermgr.cpp

...wview/app_settings/shaders/class1/avatar/avatarSkinV.glsl

...wview/app_settings/shaders/class1/avatar/objectSkinV.glsl

...iew/app_settings/shaders/class1/deferred/pointLightV.glsl

...newview/app_settings/shaders/class3/deferred/cloudsF.glsl

...newview/app_settings/shaders/class3/deferred/cloudsV.glsl

...app_settings/shaders/class3/deferred/multiSpotLightF.glsl

indra/newview/app_settings/shaders/class3/deferred/skyF.glsl

indra/newview/app_settings/shaders/class3/deferred/skyV.glsl

...ew/app_settings/shaders/class3/deferred/softenLightF.glsl

...ew/app_settings/shaders/class3/deferred/softenLightV.glsl

...view/app_settings/shaders/class3/deferred/spotLightF.glsl

...wview/app_settings/shaders/class3/deferred/sunLightF.glsl

...w/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl