There is no compile-time IOV_MAX constraint on GNU/Hurd
---
sysdeps/wordsize-64/tst-writev.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/sysdeps/wordsize-64/tst-writev.c b/sysdeps/wordsize-64/tst-writev.c
index 3736f2bfb0..ffdd5e69c3 100644
--- a/sysdeps/wordsize-64/tst-writev.c
+++ b/sysdeps/wordsize-64/tst-writev.c
@@ -24,6 +24,11 @@
#include <unistd.h>
#include <sys/uio.h>
+/* GNU/Hurd does not define a IOV_MAX constraint. */
+#ifndef IOV_MAX
+# define IOV_MAX 1024
+#endif
+
/* The purpose of this test is to verify that the INTERNAL_[V]SYSCALL_NCS
macros on 64-bit platforms don't cast the return type to (int) which would
--
2.39.2
