ffs(3C)                          DG/UX 5.4.2                         ffs(3C)


NAME
       ffs - find first set bit

SYNOPSIS
       #include <string.h>
       int ffs(const int i);

DESCRIPTION
       ffs finds the first bit set in the argument passed it and returns the
       index of that bit.  Bits are numbered starting at 1 from the low
       order bit.  A return value of zero indicates that the value passed is
       zero.

SEE ALSO
       string(3C).










































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