Fix filenames for glibc SO files on alpha and ia64

Closes: #1007925
Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Signed-off-by: Antonio Terceiro <terceiro@debian.org>

Author: glaubitz

debian/patches/Fix-filenames-for-glibc-SO-files-on-alpha-and-ia64.patch

@@ -0,0 +1,30 @@
+From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
+Date: Fri, 18 Mar 2022 16:36:16 +0100
+Subject: Fix filenames for glibc SO files on alpha and ia64
+
+Fixes [Bug #18645]
+---
+ test/fiddle/helper.rb | 10 ++++++++--
+ 1 file changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/test/fiddle/helper.rb b/test/fiddle/helper.rb
+index a6e2019..6b4a5aa 100644
+--- a/test/fiddle/helper.rb
++++ b/test/fiddle/helper.rb
+@@ -47,8 +47,14 @@ when /linux/
+     libm_so = libc_so
+   else
+     # glibc
+-    libc_so = "libc.so.6"
+-    libm_so = "libm.so.6"
++    case RUBY_PLATFORM
++    when /alpha-linux/, /ia64-linux/
++      libc_so = "libc.so.6.1"
++      libm_so = "libm.so.6.1"
++    else
++      libc_so = "libc.so.6"
++      libm_so = "libm.so.6"
++    end
+   end
+ when /mingw/, /mswin/
+   require "rbconfig"

debian/patches/series

@@ -11,3 +11,4 @@
 ruby_default_arch.m4-don-t-require-arhitectures-to-be-kno.patch
 Update-openssl-to-version-3.0.0.patch
 Update-rubygems-to-version-3.3.3.patch
+Fix-filenames-for-glibc-SO-files-on-alpha-and-ia64.patch