diff -Nru gridengine-8.1.9+dfsg/debian/changelog gridengine-8.1.9+dfsg/debian/changelog
--- gridengine-8.1.9+dfsg/debian/changelog	2021-01-31 12:08:55.000000000 +0000
+++ gridengine-8.1.9+dfsg/debian/changelog	2021-03-25 11:27:18.000000000 +0000
@@ -1,3 +1,9 @@
+gridengine (8.1.9+dfsg-9.1ubuntu1) hirsute; urgency=medium
+
+  * Fix build with glibc >= 2.32
+
+ -- Graham Inggs <ginggs@ubuntu.com>  Thu, 25 Mar 2021 11:27:18 +0000
+
 gridengine (8.1.9+dfsg-9.1) unstable; urgency=medium
 
   * Non-maintainer upload.
diff -Nru gridengine-8.1.9+dfsg/debian/control gridengine-8.1.9+dfsg/debian/control
--- gridengine-8.1.9+dfsg/debian/control	2021-01-31 11:45:40.000000000 +0000
+++ gridengine-8.1.9+dfsg/debian/control	2021-03-25 11:04:01.000000000 +0000
@@ -1,7 +1,8 @@
 Source: gridengine
 Section: utils
 Priority: optional
-Maintainer: Debian HPC Team <debian-hpc@lists.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian HPC Team <debian-hpc@lists.debian.org>
 Uploaders: Dave Love <d.love@liverpool.ac.uk>,
 	   Afif Elghraoui <afif@debian.org>,
            Laszlo Kajan <lkajan@debian.org>,
@@ -28,6 +29,7 @@
 	libjemalloc-dev,
 	libxft-dev,
 	libmunge-dev,
+	libtirpc-dev
 Standards-Version: 4.1.1
 Homepage: https://arc.liv.ac.uk/trac/SGE/
 Vcs-Git: https://salsa.debian.org/hpc-team/gridengine
diff -Nru gridengine-8.1.9+dfsg/debian/patches/glibc-2.32.patch gridengine-8.1.9+dfsg/debian/patches/glibc-2.32.patch
--- gridengine-8.1.9+dfsg/debian/patches/glibc-2.32.patch	1970-01-01 00:00:00.000000000 +0000
+++ gridengine-8.1.9+dfsg/debian/patches/glibc-2.32.patch	2021-03-25 11:27:18.000000000 +0000
@@ -0,0 +1,25 @@
+Description: Fix build with glibc >= 2.32
+Forwarded: no
+Author: Graham Inggs <ginggs@debian.org>
+Last-Update: 2021-03-25
+
+--- a/source/aimk
++++ b/source/aimk
+@@ -1392,7 +1392,8 @@
+    set AUTHLIBS = "-lcrypt -lpam"
+    set HWLOC = 1
+ 
+-   set CFLAGS = "$CFLAGS"
++   set CFLAGS = "$CFLAGS -I/usr/include/tirpc"
++   set LIBS = "$LIBS -ltirpc"
+ 
+    set COMPILE_DC = 1
+ 
+@@ -2671,6 +2672,7 @@
+       case CYGWIN_X86:
+       case CYGWIN_X86_64:
+       # Cygwin needs the tirpc libs which are defined in the common Cygwin part
++      case LINUX*:
+          set SGE_LIBS = "$SGE_LIBS $LIBS"
+          breaksw
+    endsw
diff -Nru gridengine-8.1.9+dfsg/debian/patches/series gridengine-8.1.9+dfsg/debian/patches/series
--- gridengine-8.1.9+dfsg/debian/patches/series	2021-01-31 11:46:37.000000000 +0000
+++ gridengine-8.1.9+dfsg/debian/patches/series	2021-03-25 10:59:15.000000000 +0000
@@ -9,3 +9,4 @@
 armhf-java.patch
 skip-jgdi-with-recent-java.patch
 extern_qualifier.patch
+glibc-2.32.patch