* Initialize random number generator in tests which call random_$TYPE()
* static-fy all non-exported symbols in *.c -- DONE
* const-ify all objects that shouldn't modified -- DONE
* Allow ulps to be calculated on a per-function basis -- DONE
* Allow ulps to be calculated for float and long versions as well -- PDONE
* Add profiling capabilities for all math.h functions -- DONE
* Add profiling capabilities for all complex.h functions -- DONE
* Add good (x, $f(x)) pairs for all test cases -- PDONE
* #ifdef protect all long double math functions -- DONE
* Provide a long double version of M_PI and use it where due -- DONE