judy: make build reproducible by removing timestamps from manpages and LC_UUID on macos

diff -Naur judy-1.0.5.orig/jhton.c judy-1.0.5/jhton.c

--- judy-1.0.5.orig/tool/jhton.c	2025-03-29 18:37:09

+++ judy-1.0.5/tool/jhton.c	2025-03-29 18:40:47

@@ -674,7 +674,6 @@

 	char *	pagesection;		// such as "3X".

 	char	lcletter;		// manual tab section, such as "j".

 	char *	revision;		// from centered table datum.

-	time_t	currtime;		// for ctime().

 // Extract "weird" header values:

 //

@@ -690,11 +689,8 @@

 		  "contain revision information");

 	}

-// Emit file header; note, ctime() output already contains a newline:

-

-	(void) time(&currtime);

-	(void) printf(".\\\" Auto-translated to nroff -man from %s by %s at %s",

-		      Filename, gc_myname, ctime(&currtime));

+	(void) printf(".\\\" Auto-translated to nroff -man from %s by %s\n",

+		      Filename, gc_myname);

 	(void) printf(".\\\" %s\n",  filerev);

 	(void) printf(".TA %c\n",    lcletter);

  nativeBuildInputs = [ autoreconfHook ];

  depsBuildBuild = [ pkgsBuildBuild.stdenv.cc ];

  patches = [ ./cross.patch ];

  patches = [

    ./cross.patch

    # Fix reproducible timestamps.

    ./fix-source-date.patch

  ];

  # fixes non-determinism between builds on macos

  preConfigure = lib.optional stdenv.hostPlatform.isDarwin ''

    export LDFLAGS="$LDFLAGS -Wl,-no_uuid -Wl,-install_name,@rpath/libJudy.1.dylib"

  '';

  # Disable parallel builds as manpages lack some dependencies:

  #    ../tool/jhton ext/JudyHS_funcs_3.htm | grep -v '^[   ]*$' | sed -e 's/\.C//' > man/man3/JudyHS_funcs