Merge pull request #70 from fischerling/improve-ext2-err-msg #264

Job	Run time
test	10m 14s
Doxygen	51s
Build (nasm, gcc, g++, ubuntu-latest)	25s
Build (gcc-12 g++-12 nasm, gcc-12, g++-12, ubuntu-22.04)	24s
Build (gcc-11 g++-11 nasm, gcc-11, g++-11, ubuntu-22.04)	20s
Build (gcc-10 g++-10 nasm, gcc-10, g++-10, ubuntu-22.04)	22s
Build (gcc-9 g++-9 nasm, gcc-9, g++-9, ubuntu-22.04)	30s
Build (gcc-8 g++-8 nasm, gcc-8, g++-8, ubuntu-20.04)	25s
Build (gcc-7 g++-7 nasm, gcc-7, g++-7, ubuntu-20.04)	23s
Build (nasm, clang, clang++, ubuntu-latest)	39s
Build (clang-14 nasm, clang-14, clang++-14, ubuntu-22.04)	54s
Build (clang-13 nasm, clang-13, clang++-13, ubuntu-22.04)	23s
Build (clang-12 nasm, clang-12, clang++-12, ubuntu-22.04)	26s
Build (clang-11 nasm, clang-11, clang++-11, ubuntu-22.04)	31s
Build (clang-10 nasm, clang-10, clang++-10, ubuntu-20.04)	29s
Build (clang-9 nasm, clang-9, clang++-9, ubuntu-20.04)	23s
Build (clang-8 nasm, clang-8, clang++-8, ubuntu-20.04)	24s
Build (clang-7 nasm, clang-7, clang++-7, ubuntu-20.04)	22s
	18m 25s

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