build: Match also gnu* for GNU/Hurd on the glibc ABI selection

The GNU/Hurd system does not specify a kernel part, so we need to match
on both *-gnu* and gnu* (to avoid overmatching with just *gnu*).

diff --git a/configure.ac b/configure.ac
index 5a003e1cbb23dd0c61cc036a416e7851fc53f448..c7c2e132050c3430b82e681b2cae21b36aa9c3d8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -85,7 +85,7 @@ abi_vis=unknown
 abi_wcsl=unknown
 
 AS_CASE([$host_os],
-  [*-gnu*], [
+  [*-gnu* | gnu*], [
     abi_accmode=yes
     # DROP: On glibc >= 2.36.
     #abi_arc4random=no