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+# Compiling libpcap on Solaris and related OSes
+
+* Autoconf works everywhere.
+* Neither Solaris lex nor Solaris yacc are suitable.
+* Neither OpenIndiana lex nor OpenIndiana yacc are suitable.
+* Solaris m4 and OpenIndiana m4 are suitable.
+
+## OpenIndiana 2021.04/AMD64
+
+* flex 2.6.4 and GNU Bison 3.7.6 work.
+* CMake 3.21.1 works.
+* GCC 7.5.0 and GCC 10.3.0 work, Clang 9.0.1 works.
+
+For reference, the tests were done using a system installed from
+`OI-hipster-text-20210430.iso` plus the following packages:
+```shell
+xargs -L1 pkg install <<ENDOFTEXT
+developer/build/autoconf
+developer/parser/bison
+developer/lexer/flex
+developer/build/cmake
+developer/gcc-10
+developer/clang-90
+ENDOFTEXT
+```
+
+## Solaris 11/SPARC
+
+* flex 2.6.4 and GNU Bison 3.7.1 work.
+* CMake 3.14.3 works.
+* Sun C 5.13, Sun C 5.14 and Sun C 5.15 work; GCC 5.5.0 and GCC 7.3.0 work.
+
+## Solaris 10/SPARC
+
+* libpcap build fails with rpcapd enabled.
+* flex 2.6.4 and GNU Bison 3.7.1 work.
+* CMake 3.14.3 works.
+* Sun C 5.13 works, GCC 5.5.0 works.
+
+## Solaris 9/SPARC
+
+* flex 2.5.35 and GNU Bison 3.0.2 work.
+* CMake 2.8.9 does not work.
+* Neither Sun C 5.8 nor Sun C 5.9 work, GCC 4.6.4 works.