Index: devel/rlwrap/Makefile
===================================================================
--- devel/rlwrap/Makefile
+++ devel/rlwrap/Makefile
@@ -2,6 +2,7 @@
 
 PORTNAME=	rlwrap
 DISTVERSION=	0.44
+PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	https://github.com/hanslub42/rlwrap/releases/download/${DISTVERSION}/
 
Index: devel/rlwrap/files/patch-src_filter.c
===================================================================
--- /dev/null
+++ devel/rlwrap/files/patch-src_filter.c
@@ -0,0 +1,14 @@
+--- src/filter.c.orig	2021-01-19 09:56:05 UTC
++++ src/filter.c
+@@ -107,7 +107,10 @@ void spawn_filter(const char *filter_command) {
+     char **argv;
+ 
+     i_am_filter = TRUE;
+-    my_fopen(&debug_fp, DEBUG_FILENAME, "a+", "debug log");
++#ifdef DEBUG
++    if (debug)
++	    my_fopen(&debug_fp, DEBUG_FILENAME, "a+", "debug log");
++#endif
+     unblock_signals(signals_to_allow);  /* when we run a pager from a filter we want to catch these */
+ 
+ 
Index: devel/rlwrap/files/patch-src_pty.c
===================================================================
--- /dev/null
+++ devel/rlwrap/files/patch-src_pty.c
@@ -0,0 +1,14 @@
+--- src/pty.c.orig	2021-01-19 09:56:05 UTC
++++ src/pty.c
+@@ -58,7 +58,10 @@ my_pty_fork(int *ptr_master_fd,
+   } else if (pid == 0) {                /* child */
+     DEBUG_RANDOM_SLEEP;
+     i_am_child = TRUE;          /* remember who I am */
+-    my_fopen(&debug_fp, DEBUG_FILENAME, "a+", "debug log");
++#ifdef DEBUG
++    if (debug)
++	    my_fopen(&debug_fp, DEBUG_FILENAME, "a+", "debug log");
++#endif
+ 
+     unblock_all_signals();    
+     close(fdm);                 /* fdm not used in child */
Index: devel/rlwrap/files/patch-src_term.c
===================================================================
--- /dev/null
+++ devel/rlwrap/files/patch-src_term.c
@@ -0,0 +1,15 @@
+--- src/term.c.orig	2021-06-14 21:52:54 UTC
++++ src/term.c
+@@ -357,10 +357,12 @@ static void cursor_hpos4 () { cursor_hpos(4);}
+ 
+ void test_terminal()
+ {
++#ifdef DEBUG
+   if (debug) {
+     debug_fp = fopen(DEBUG_FILENAME, "w");
+     setbuf(debug_fp, NULL);
+   }
++#endif
+   init_terminal();
+   printf("\nTerminal is \"%s\"\n", term_name);  
+   test_termfunc(term_backspace, "term_backspace", "This should print \"grape\": \ngras", &backspace1, "pe\n");
Index: devel/rlwrap/files/patch-src_utils.c
===================================================================
--- /dev/null
+++ devel/rlwrap/files/patch-src_utils.c
@@ -0,0 +1,13 @@
+--- src/utils.c.orig	2021-06-14 21:53:34 UTC
++++ src/utils.c
+@@ -465,8 +465,10 @@ close_open_files_without_writing_buffers() /* called f
+ {
+   if(log_fp)
+     close(fileno(log_fp));  /* don't flush buffers to avoid avoid double double output output */
++#ifdef DEBUG
+   if (debug)
+     close(fileno(debug_fp));
++#endif
+ }
+ 
+