fixup! fixup! doc/man{1,3}: fix details on IPv6 host addresses and of… #1227

Job	Run time
compiler (gcc-7, ubuntu-20.04)	4m 18s
compiler (gcc-8, ubuntu-20.04)	4m 19s
compiler (gcc-9, ubuntu-20.04)	4m 34s
compiler (gcc-10, ubuntu-20.04)	4m 11s
compiler (gcc-11, ubuntu-22.04)	4m 20s
compiler (gcc-12, ubuntu-22.04)	5m 0s
compiler (gcc-13, ubuntu-22.04, ubuntu-toolchain-r/test)	5m 26s
compiler (clang-6.0, ubuntu-20.04)	4m 35s
compiler (clang-7, ubuntu-20.04)	4m 40s
compiler (clang-8, ubuntu-20.04)	4m 46s
compiler (clang-9, ubuntu-20.04)	4m 52s
compiler (clang-10, ubuntu-20.04)	4m 40s
compiler (clang-11, ubuntu-20.04)	4m 35s
compiler (clang-12, ubuntu-20.04)	4m 43s
compiler (clang-13, ubuntu-22.04)	4m 47s
compiler (clang-14, ubuntu-22.04)	4m 49s
compiler (clang-15, ubuntu-22.04, jammy)	4m 55s
compiler (clang-16, ubuntu-22.04, jammy)	5m 0s
compiler (clang-17, ubuntu-22.04, jammy)	5m 0s
	1h 29m 30s

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