base-2 logarithm of a complex number
Math library (libm, -lm)
The call clog2(z) is equivalent to clog(z)/log(2).
The other functions perform the same task for float and long double.
Note that z close to zero will cause an overflow.
None.
These function names are reserved for future use in C99.
Not yet in glibc, as at glibc 2.19.