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35 .Nd "convert to nearest integral value"
41 .Fn llround "double x"
43 .Fn llroundf "float x"
45 .Fn llroundl "long double x"
51 .Fn lroundl "long double x"
55 function returns the integer nearest to its argument
57 rounding away from zero in halfway cases.
58 If the rounded result is too large to be represented as a
60 value, an invalid exception is raised and the return value is undefined.
65 may raise an inexact exception.
66 When the rounded result is representable as a
71 .Po Vt long Pc Ns Fn round x
72 (although the former may be more efficient).
83 only in their input and output types.
105 versions of these routines first appeared in