-check_symbol_exists(isinf cmath HAVE_ISINF_IN_CMATH)
-check_symbol_exists(isinf math.h HAVE_ISINF_IN_MATH_H)
-check_symbol_exists(finite ieeefp.h HAVE_FINITE_IN_IEEEFP_H)
-check_symbol_exists(isnan cmath HAVE_ISNAN_IN_CMATH)
-check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H)
-check_symbol_exists(ceilf math.h HAVE_CEILF)
-check_symbol_exists(floorf math.h HAVE_FLOORF)
-check_symbol_exists(fmodf math.h HAVE_FMODF)
-check_symbol_exists(log math.h HAVE_LOG)
-check_symbol_exists(log2 math.h HAVE_LOG2)
-check_symbol_exists(log10 math.h HAVE_LOG10)
-check_symbol_exists(exp math.h HAVE_EXP)
-check_symbol_exists(exp2 math.h HAVE_EXP2)
-check_symbol_exists(exp10 math.h HAVE_EXP10)