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From: Casper Dik (Casper.DikSun.COM)
Date: Sat Mar 16 2002 - 03:37:17 CST

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    >Hi All,
    >
    >Quick question, any info on if zlib can or can't cause problem on a solaris
    >system?
    >I haven't been able to find a yes or no on that question, just that the
    >problem is primarily on Linux.

    We can't be 100% sure, but one redeeming factor might be that Solaris
    standard malloc() has several checks that prevent thing to get onto the
    freelist twice.

    Several zlibs are shipped as part of Solaris:

            /usr/openwin/bin/libz.so.1 (Solaris 7, ever since LBX support)

            /usr/lib/{sparcv9/,}libz.so.1 (Solaris 8, standard zlib)
            /usr/openwin/bin/libXz.so.1 (Solaris 8, zlib for X because it
                                             was uncertain /usr/lib/libz would
                                             make Solaris 8 until too close to
                                             the release date)

    Without the code that triggers the problem, it is hard to be sure that
    the sequence of badfrees is harmless in Solaris.

    Casper