table of contents
other versions
| FFZ(9) | Basic C Library Functions | FFZ(9) |
NAME¶
ffz - find first zero bit in word
SYNOPSIS¶
unsigned long ffz(unsigned long word);
ARGUMENTS¶
unsigned long word
The word to search
DESCRIPTION¶
Undefined if no zero exists, so code should check against ~0UL first.
COPYRIGHT¶
| June 2017 | Kernel Hackers Manual 4.11 |