* data for c_angle
* data c_sxyz
* partially migrated c_xyz data
* c_xyz data
* c_xyz data decomp
* c_math data
* c_math data
* c_lib data, some cleanup
* rename some unnamed functions and create header for them
* header for string functions
* format and fix fabsf
* cleanup
* remove more unneded function prototypes
* move fpclassify to math.h