tst-realpath-toolong: Fix hurd build

Define PATH_MAX to a constant if it isn't already defined, like in hurd.

Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
(cherry picked from commit 976db046bc3a3738f69255ae00b0a09b8e77fd9c)

diff --git a/stdlib/tst-realpath-toolong.c b/stdlib/tst-realpath-toolong.c
index 8bed772460b375718c8e7dd86a93d16197b26141..438889029437460141fb29bb23945dfc941ce909 100644 (file)
--- a/stdlib/tst-realpath-toolong.c
+++ b/stdlib/tst-realpath-toolong.c
@@ -29,6 +29,10 @@
 
 #define BASENAME "tst-realpath-toolong."
 
+#ifndef PATH_MAX
+# define PATH_MAX 1024
+#endif
+
 int
 do_test (void)
 {