Fixed undeclared identifier to PATH_MAX on RHEL

On RHEL the macro `PATH_MAX` is in linux/limits.h, not limits.h.

Signed-off-by: Lars Erik Wik <lars.erik.wik@northern.tech>

Author: larsewi

deps-packaging/git/cfbuild-git.spec

@@ -36,6 +36,9 @@ case "$OS" in
         ;;
 esac
 
+# On RHEL the macro PATH_MAX is in linux/limits.h, not limits.h
+patch -p1 < %{_topdir}/SOURCES/fixed-undeclared-identifier-PATH_MAX.patch
+
 make CURL_LDFLAGS="-lcurl"
 
 %install

deps-packaging/git/fixed-undeclared-identifier-PATH_MAX.patch

@@ -0,0 +1,13 @@
+--- git-2.52.0/t/unit-tests/clar/clar.h	2025-11-17 17:38:17.000000000 +0100
++++ git-2.52.0-modified/t/unit-tests/clar/clar.h	2025-11-24 15:10:35.362508135 +0100
+@@ -10,6 +10,10 @@
+ #include <stdlib.h>
+ #include <limits.h>
+ 
++#ifndef PATH_MAX
++#define PATH_MAX 4096
++#endif
++
+ #if defined(_WIN32) && defined(CLAR_WIN32_LONGPATHS)
+ # define CLAR_MAX_PATH 4096
+ #elif defined(_WIN32)