mixed internal and cartesian coordinates

 Dear CCL netters,
 Could someone point to me a fortran or c program that converts
 mixed cartesian and internal coordinates into cartesian
 coordinates?  I know G9x can do the job.  Are there any others?
 Jian Wang,  Ph.D
 Department of Pharmaceutical Chemistry     Tel:  (415)-476-2597 (O)
 Box 0446, Room S-1019                            (415)-752-2256 (H)
 University of California                   Fax:  (415)-476-0668 (O)
 San Francisco, CA94143-0446
 U.S.A.                                     Email: jianwang %! at !% cgl.ucsf.edu