diff -ruN google-earth.orig/Makefile google-earth/Makefile
--- google-earth.orig/Makefile	2015-07-19 14:11:23.033911000 -0400
+++ google-earth/Makefile	2015-07-19 14:13:09.397952000 -0400
@@ -2,7 +2,7 @@
 
 PORTNAME=	google-earth
 PORTVERSION=	6.0.3.2197
-PORTREVISION=	2
+PORTREVISION=	3
 PORTEPOCH=	3
 CATEGORIES=	astro deskutils geography
 MASTER_SITES=	http://dl.google.com/earth/client/advanced/previous/:previous \
@@ -20,7 +20,13 @@
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION:C/\..*//g}/
 
-OPTIONS_DEFINE=	NVIDIA
+OPTIONS_DEFAULT=LINUX_DRI
+OPTIONS_SINGLE=LIBGL
+OPTIONS_SINGLE_LIBGL=	LINUX_DRI NVIDIA_GL NVIDIA_GL_340 NVIDIA_GL_304 NVIDIA_GL_173
+LINUX_DRI_DESC=	libGL support via linux dri libraries 
+NVIDIA_GL_340_DESC=	libGL support via nvidia-driver-340
+NVIDIA_GL_304_DESC=	libGL support via nvidia-driver-304
+NVIDIA_GL_173_DESC=	libGL support via nvidia-driver-173
 
 USE_LINUX=	yes
 USE_LINUX_APPS=	xorglibs curl
@@ -33,8 +39,14 @@
 
 UNMAKESELF=	${LOCALBASE}/bin/unmakeself
 
-.if ${PORT_OPTIONS:MNVIDIA}
+.if ${PORT_OPTIONS:MNVIDIA_GL}
 RUN_DEPENDS+=	${LINUXBASE}/usr/lib/libGL.so.1:${PORTSDIR}/x11/nvidia-driver
+.elif ${PORT_OPTIONS:MNVIDIA_GL_340}
+RUN_DEPENDS+=	${LINUXBASE}/usr/lib/libGL.so.1:${PORTSDIR}/x11/nvidia-driver-340
+.elif ${PORT_OPTIONS:MNVIDIA_GL_304}
+RUN_DEPENDS+=	${LINUXBASE}/usr/lib/libGL.so.1:${PORTSDIR}/x11/nvidia-driver-304
+.elif ${PORT_OPTIONS:MNVIDIA_GL_173}
+RUN_DEPENDS+=	${LINUXBASE}/usr/lib/libGL.so.1:${PORTSDIR}/x11/nvidia-driver-173
 .else
 USE_LINUX_APPS+=	dri libpciaccess
 LIBGL_ALWAYS_SOFTWARE=LIBGL_ALWAYS_SOFTWARE=yes