remove support for ancient platforms from mountlist, fsusage, getloadavg

[Bruno Haible]

Here are the proposed patches.


2018-10-16  Bruno Haible  <address@hidden>

        mountlist: Remove support for Cray with UNICOS 9.
        * m4/ls-mntd-fs.m4 (gl_LIST_MOUNTED_FILE_SYSTEMS): Don't define
        MOUNTED_LISTMNTENT.
        * lib/mountlist.c: Remove MOUNTED_LISTMNTENT case.

2018-10-16  Bruno Haible  <address@hidden>

        fsusage, mountlist, getloadavg, getgroups: Remove support for Ultrix.
        * m4/fsusage.m4 (gl_FILE_SYSTEM_USAGE): Don't define
        STAT_STATFS2_FS_DATA.
        * lib/fsusage.c: Remove STAT_STATFS2_FS_DATA case.
        * m4/ls-mntd-fs.m4 (gl_LIST_MOUNTED_FILE_SYSTEMS): Don't define
        MOUNTED_GETMNT.
        * lib/mountlist.c: Remove MOUNTED_GETMNT case.
        * lib/getloadavg.c (decstation): Remove definition and case.
        * m4/getgroups.m4 (AC_FUNC_GETGROUPS): Mention NeXTstep, not Ultrix.
        * lib/getgroups.c: Likewise.
        * doc/posix-functions/getgroups.texi: Likewise.
        * lib/time.in.h: Update comments.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for ConvexOS.
        * lib/getloadavg.c: Remove convex case.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for Sony NEWS.
        * lib/getloadavg.c: Remove sony_news case.

2018-10-16  Bruno Haible  <address@hidden>

        fsusage, mountlist, getloadavg: Remove support for Dynix/ptx.
        * lib/fsusage.c: Remove _SEQUENT_ case.
        * m4/fsusage.m4 (gl_FILE_SYSTEM_USAGE): Update comments.
        * lib/mountlist.c: Don't test for MNTTABNAME.
        * m4/ls-mntd-fs.m4 (AC_FUNC_GETMNTENT): Don't test for libseq.
        (gl_LIST_MOUNTED_FILE_SYSTEMS): Don't test for MNTTABNAME.
        * lib/getloadavg.c: Remove _SEQUENT_ and sequent cases.
        * lib/stat-size.h: Don't mention the Sequent bug.
        * doc/posix-functions/utime.texi: Don't mention the Dynix bug.

2018-10-16  Bruno Haible  <address@hidden>

        fsusage: Remove support for AIX 3.
        * lib/fsusage.c: Remove code for AIX 3.
        * m4/fsusage.m4 (gl_PREREQ_FSUSAGE_EXTRA): Update comments.

2018-10-16  Bruno Haible  <address@hidden>

        fsusage, stat-size, getloadavg: Remove support for AIX PS/2.
        * m4/fsusage.m4 (gl_PREREQ_FSUSAGE_EXTRA): Don't check for dustat.h.
        * lib/fsusage.c: Remove code for AIX PS/2.
        * lib/stat-size.h (ST_NBLOCKSIZE): Likewise.
        * lib/getloadavg.c: Likewise.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for HP-UX on m68k.
        * lib/getloadavg.c: Remove hp9000s300 case.

2018-10-16  Bruno Haible  <address@hidden>

        fsusage, mountlist: Remove support for DolphinOS (an SVR3 variant).
        * lib/fsusage.c: Remove DOLPHIN case.
        * m4/fsusage.m4 (gl_FILE_SYSTEM_USAGE): Update comments.
        * lib/mountlist.c: Remove MOUNTED_GETMNTTBL case.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for Alliant FX/2800.
        * lib/getloadavg.c: Remove alliant case.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for tek4300.
        * lib/getloadavg.c: Remove tek4300 case.

2018-10-16  Bruno Haible  <address@hidden>

        getloadavg: Remove support for Ardent.
        * lib/getloadavg.c: Remove ardent case.

2018-10-16  Bruno Haible  <address@hidden>

        mountlist: Remove support for SVR2.
        Reported by Andrew Borodin <address@hidden> in
        <https://lists.gnu.org/archive/html/bug-gnulib/2018-10/msg00101.html>.
        * lib/mountlist.c: Remove MOUNTED_FREAD case.
        * m4/ls-mntd-fs.m4 (gl_LIST_MOUNTED_FILE_SYSTEMS): Don't define
        MOUNTED_FREAD.

0001-mountlist-Remove-support-for-SVR2.patch
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0002-getloadavg-Remove-support-for-Ardent.patch
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0003-getloadavg-Remove-support-for-tek4300.patch
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0004-getloadavg-Remove-support-for-Alliant-FX-2800.patch
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0005-fsusage-mountlist-Remove-support-for-DolphinOS-an-SV.patch
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0006-getloadavg-Remove-support-for-HP-UX-on-m68k.patch
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0007-fsusage-stat-size-getloadavg-Remove-support-for-AIX-.patch
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0008-fsusage-Remove-support-for-AIX-3.patch
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0009-fsusage-mountlist-getloadavg-Remove-support-for-Dyni.patch
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0010-getloadavg-Remove-support-for-Sony-NEWS.patch
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0011-getloadavg-Remove-support-for-ConvexOS.patch
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0012-fsusage-mountlist-getloadavg-getgroups-Remove-suppor.patch
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0013-mountlist-Remove-support-for-Cray-with-UNICOS-9.patch
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