- wget --help 2>&1 | grep -q -- ' --no-check-certificate ' && WGET_OPTS="$WGET_OPTS --no-check-certificate"
- wget --help 2>&1 | grep -q -- ' --inet ' && WGET_OPTS="$WGET_OPTS --inet"
- wget --help 2>&1 | grep -q -- ' --retry-connrefused ' && WGET_OPTS="$WGET_OPTS --retry-connrefused"
- wget --help 2>&1 | grep -q -- ' --no-iri ' && WGET_OPTS="$WGET_OPTS --no-iri"
+ wget_help="$(wget --help 2>&1)"
+ echo "$wget_help" | grep -q -- ' --no-check-certificate ' && WGET_OPTS="$WGET_OPTS --no-check-certificate"
+ echo "$wget_help" | grep -q -- ' --inet ' && WGET_OPTS="$WGET_OPTS --inet"
+ echo "$wget_help" | grep -q -- ' --retry-connrefused ' && WGET_OPTS="$WGET_OPTS --retry-connrefused"
+ echo "$wget_help" | grep -q -- ' --no-iri ' && WGET_OPTS="$WGET_OPTS --no-iri"