Ensure that emacs uses GNU find. See components/emacs/README.

--- emacs-29.1/lisp/loaddefs.el.orig	2023-07-23 10:06:41.000000000 +0200
+++ emacs-29.1/lisp/loaddefs.el	2023-08-02 19:00:09.757843905 +0200
@@ -14692,7 +14692,7 @@
 (defvar grep-program (purecopy "grep") "\
 The default grep program for `grep-command' and `grep-find-command'.
 This variable's value takes effect when `grep-compute-defaults' is called.")
-(defvar find-program (purecopy "find") "\
+(defvar find-program (purecopy "/usr/gnu/bin/find") "\
 The default find program.
 This is used by commands like `grep-find-command', `find-dired'
 and others.")
--- emacs-29.1/lisp/ldefs-boot.el.orig	2023-07-23 10:17:55.000000000 +0200
+++ emacs-29.1/lisp/ldefs-boot.el	2023-08-02 19:12:41.371323952 +0200
@@ -14692,7 +14692,7 @@
 (defvar grep-program (purecopy "grep") "\
 The default grep program for `grep-command' and `grep-find-command'.
 This variable's value takes effect when `grep-compute-defaults' is called.")
-(defvar find-program (purecopy "find") "\
+(defvar find-program (purecopy "/usr/gnu/bin/find") "\
 The default find program.
 This is used by commands like `grep-find-command', `find-dired'
 and others.")
--- emacs-29.1/lisp/progmodes/grep.el.orig	2023-07-08 11:38:40.000000000 +0200
+++ emacs-29.1/lisp/progmodes/grep.el	2023-08-02 19:22:04.514472455 +0200
@@ -506,7 +506,7 @@
 This variable's value takes effect when `grep-compute-defaults' is called.")
 
 ;;;###autoload
-(defvar find-program (purecopy "find")
+(defvar find-program (purecopy "/usr/gnu/bin/find")
   "The default find program.
 This is used by commands like `grep-find-command', `find-dired'
 and others.")