ode solver in C

[ptabor]

does anyone know of a fast ode solver in pure C?

a google search yields many solvers, but mostly in fortran...

[0rthodontist]

http://www.google.com/search?hl=en&q=C+ode+solver&btnG=Google+Search
This turns up a few results that match your description, I don't know which ones are good.