{ stdenv, fetchurl }: let inherit (stdenv.lib) optionals; in stdenv.mkDerivation rec { name = "apr-1.4.6"; src = fetchurl { url = "mirror://apache/apr/${name}.tar.bz2"; md5 = "ffee70a111fd07372982b0550bbb14b7"; }; patches = optionals stdenv.isDarwin [ ./darwin_fix_configure.patch ]; configureFlags = # Don't use accept4 because it's only supported on Linux >= 2.6.28. [ "apr_cv_accept4=no" ] # Including the Windows headers breaks unistd.h. # Based on ftp://sourceware.org/pub/cygwin/release/libapr1/libapr1-1.3.8-2-src.tar.bz2 ++ stdenv.lib.optional (stdenv.system == "i686-cygwin") "ac_cv_header_windows_h=no"; meta = { homepage = http://apr.apache.org/; description = "The Apache Portable Runtime library"; }; }