Acid ported to C

Speed: 151-170 million cycles per frame render.
C Version 1.0 can be downloaded here http://pastebin.com/ET72dQM7
Latest JavaScript version(Acid 8) is @ http://pastebin.com/Y3gYPdVB
Comment/critique/improve/suggest more hacks,features and tricks to improve v1.0
Its not a direct port, but a reimplementation to capitalize on C features.

for reference to numbers:
#define u1 unsigned char // unsigned bytes 1
#define u2 unsigned short // unsigned bytes 2
#define u4 unsigned int// unsigned bytes 4
#define u8 unsigned long long // unsigned bytes 8
#define s1 signed char// signed bytes 1
#define s2 signed short // signed bytes 2
#define s4 signed int//// signed bytes 4
#define s8 signed long long// signed bytes 8
#define f2 short float// float bytes 2
#define f4 float // float bytes 4
#define f8 double //float bytes 8
#define f10 long double// float bytes 10
#define v0 void //void 0 generic type