ffz (9) - Linux Manuals
ffz: find first zero bit in word
Command to display ffz manual in Linux: $ man 9 ffz
NAME
ffz - find first zero bit in word
SYNOPSIS
-
unsigned long ffz(unsigned long word);
ARGUMENTS
word
-
- The word to search
DESCRIPTION
Undefined if no zero exists, so code should check against ~0UL first.
COPYRIGHT
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