Fix build when libpsl is not available
main: make program_name not static
Do not use exit() with a magic number
Do not include strings.h
Drop usage of strncpy
Update fdl.texi from gnulib
Remove trailing whitespaces
Ensure main calls bindtextdomain
Remove trailing empty lines
Replace @VAR@ in Makefile.am files with $VAR
Do not depend on always defined macros
po/POTFILES.in: add missing file
gnutls: do not include <assert.h>
Remove duplicated words
ftp: Replace main() with main in comments.