MFC r312480:

Use SRCTOP-relative paths to other directories instead of .CURDIR-relative ones

This implifies pathing in make/displayed output

Merge r257888, r258049 from head:

- Use system libiconv, instead of trying to dlopen() it.
- Just disable recoding support in libsmb if built WITHOUT_ICONV.

PR: 183153
Approved by: re (kib)

Merge r257888, r258049 from head:

- Use system libiconv, instead of trying to dlopen() it.
- Just disable recoding support in libsmb if built WITHOUT_ICONV.

PR: 183153
Approved by: re (kib)