HelenOS sources

floor             255 uspace/lib/c/include/math.h double floor(double);
floor              81 uspace/lib/cpp/include/__bits/builtins.hpp     constexpr size_t floor(T val)
floor             172 uspace/lib/math/generic/nearbyint.c 		return floor(val);
floor             255 uspace/lib/posix/include/libc/math.h double floor(double);