HelenOS sources

isfinite           98 uspace/lib/c/include/math.h #define isfinite(x)    __builtin_isfinite(x)
isfinite          120 uspace/lib/c/include/math.h #define isfinite(x)    (fpclassify(x) > FP_INFINITE)
isfinite           98 uspace/lib/posix/include/libc/math.h #define isfinite(x)    __builtin_isfinite(x)
isfinite          120 uspace/lib/posix/include/libc/math.h #define isfinite(x)    (fpclassify(x) > FP_INFINITE)