[[!comment format=mdwn username="divergentdave@5c17d06f6d67c6f157b76a4cc95ca764b7d2f899" nickname="divergentdave" subject="Further information" date="2016-04-23T18:31:23Z" content=""" I did some further testing, but I'm still stumped. If I run `cabal configure -O0 -fAndroidSplice --ghc-options=-v`, I get the following items in the resulting log file. (trimmed for space) ``` Glasgow Haskell Compiler, Version 7.6.3, stage 2 booted by GHC version 7.6.3 Using binary package database: /usr/lib/ghc/package.conf.d/package.cache Using binary package database: /home/builder/.ghc/i386-linux-7.6.3/package.conf.d/package.cache ... hiding package unix-2.6.0.1 to avoid conflict with later version unix-2.7.1.0 ... Chasing modules from: *dist/setup/setup.hs Created temporary directory: /tmp/ghc1639_0 *** C pre-processor: '/usr/bin/gcc' '-E' '-undef' '-traditional' '-fno-stack-protector' '-Wl,--hash-size=31' '-Wl,--reduce-memory-overheads' ... '-I' '/usr/lib/ghc/unix-2.6.0.1/include' ... '-x' 'c' './Common.hs' '-o' '/tmp/ghc1639_0/ghc1639_0.hscpp' ... *** Linker: '/usr/bin/gcc' ... '-L/home/builder/.cabal/lib/i386-linux-ghc-7.6.3/unix-2.7.1.0' ... '-L/usr/lib/ghc/unix-2.6.0.1' ... '-lHSunix-2.7.1.0' ... '-lHSunix-2.6.0.1' ... /usr/lib/ghc/unix-2.6.0.1/libHSunix-2.6.0.1.a(execvpe.o): In function `pPrPr_disableITimers': (.text+0x300): multiple definition of `pPrPr_disableITimers' /home/builder/.cabal/lib/i386-linux-ghc-7.6.3/unix-2.7.1.0/libHSunix-2.7.1.0.a(ghcrts.o):ghcrts.c:(.text+0x0): first defined here collect2: error: ld returned 1 exit status ``` I'm not sure what \"hiding\" means in the context of GHC, but clearly it isn't working. """]]