Comment on The best ping story I've ever heardparentComments−masklinn11yNote that -l is also an extension, just a BSD one.The only options in POSIX sed are -e, -f and -n (and -e is usually cargo-culted by people who want -E. -E being a BSD extension enabling extended regular expressions — -r in GNU sed)
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Note that -l is also an extension, just a BSD one.
The only options in POSIX sed are -e, -f and -n (and -e is usually cargo-culted by people who want -E. -E being a BSD extension enabling extended regular expressions — -r in GNU sed)