SmittyBuilt, ARB, and Thule all make self contained retractable awnings for off-road SUVs. They would work well on a small van; are much more compact than any RV style awning.
We don't stop playing because we grow old...We grow old because we stop playing!
2004 Itasca Sunrise M-30W
Carson enclosed ATV Trailer
-'85 ATC250R, '12 Husky TE310, '20 CanAm X3 X rs Turbo RR
Zieman Jetski Trailer
-'96 GTi, '96 Waveblaster II