> 1) change "-0.0" to "\-0.0" in the file "signbit.3". > > 2) added '\' in front of a '-' for a option in the file "scanf.3". I applied these changes manually. Thanks, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/