Remove use of deprecated ustat interface in glibc 2.28:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85835

Adapted to GCC 4 series from this upstream patch:
https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=260684

--- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
+++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
@@ -81,7 +81,6 @@
 #include <sys/statvfs.h>
 #include <sys/timex.h>
 #include <sys/user.h>
-#include <sys/ustat.h>
 #include <linux/cyclades.h>
 #include <linux/if_eql.h>
 #include <linux/if_plip.h>
@@ -163,7 +162,19 @@
   unsigned struct_old_utsname_sz = sizeof(struct old_utsname);
   unsigned struct_oldold_utsname_sz = sizeof(struct oldold_utsname);
   unsigned struct_itimerspec_sz = sizeof(struct itimerspec);
-  unsigned struct_ustat_sz = sizeof(struct ustat);
+  // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which
+  // has been removed from glibc 2.28.
+#if defined(__aarch64__) || defined(__s390x__) || defined (__mips64) \
+  || defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) \
+  || defined(__x86_64__)
+#define SIZEOF_STRUCT_USTAT 32
+#elif defined(__arm__) || defined(__i386__) || defined(__mips__) \
+  || defined(__powerpc__) || defined(__s390__)
+#define SIZEOF_STRUCT_USTAT 20
+#else
+#error Unknown size of struct ustat
+#endif
+  unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT;
 #endif // SANITIZER_LINUX
 
 #if SANITIZER_LINUX && !SANITIZER_ANDROID
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<tr><td><span title='2023-12-28 11:02:56 -0500'>2023-12-28</span></td><td><a href='/guix/commit/gnu/services/ci.scm?id=7722da6fa5422c4fec69d6c8b9536c7d6fc3d326'>services: laminar: Add configuration option for supplementary groups.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/ci (&lt;laminar-configuration&gt;)[supplemental-groups]: New field.
(laminar-shepherd-service): Exec laminard with supplementary groups.
(laminar-account): Add supplementary groups to laminar user.
* doc/guix.texi (Laminar): Document new configuration field.

Change-Id: Iebfdbb58ea8c6dfa22bb8f64f6463e3ad133d2f9
</span></span></td><td>David Thompson</td></tr>
<tr><td><span title='2022-01-11 11:47:42 +0530'>2022-01-11</span></td><td><a href='/guix/commit/gnu/services/ci.scm?id=c1f8dffa549edc0873c8b6956d9b288b51bea521'>services: laminar: Set LAMINAR_BIND_RPC environment variable.</a><span class='msg-avail'>...<span class='msg-tooltip'>Earlier, the bind-rpc field of &lt;laminar-configuration&gt; was not used at
all. This was a bug.

* gnu/services/ci.scm (laminar-shepherd-service): Use bind-rpc to set
LAMINAR_BIND_RPC environment variable.
</span></span></td><td>Arun Isaac</td></tr>