Index: head/sysutils/e2fsprogs/files/patch-e2fsck__unix.c
===================================================================
--- head/sysutils/e2fsprogs/files/patch-e2fsck__unix.c	(revision 529038)
+++ head/sysutils/e2fsprogs/files/patch-e2fsck__unix.c	(revision 529039)
@@ -1,65 +1,69 @@
+// SIGINFO is a Berkeley extension, so we need to
+// remove the #define _XOPEN_SOURCE 600
+// It would hide all non-POSIX declarations, including SIGINFO.
+
 --- e2fsck/unix.c.orig	2020-03-21 04:24:04 UTC
 +++ e2fsck/unix.c
 @@ -9,8 +9,6 @@
   * %End-Header%
   */
  
 -#define _XOPEN_SOURCE 600 /* for inclusion of sa_handler in Solaris */
 -
  #include "config.h"
  #include <stdio.h>
  #ifdef HAVE_STDLIB_H
 @@ -602,6 +600,24 @@ static int e2fsck_update_progress(e2fsck_t ctx, int pa
  	return 0;
  }
  
 +static int e2fsck_progress_once(e2fsck_t ctx, int pass, unsigned long cur, unsigned long max)
 +{
 +	char buf[80];
 +	float percent;
 +
 +	if (pass == 0)
 +		return 0;
 +	
 +	percent = calc_percent(&e2fsck_tbl, pass, cur, max);
 +	e2fsck_simple_progress(ctx, ctx->device_name,
 +			percent, 0);
 +
 +	printf("\n");
 +	ctx->progress = 0;
 +	return 0;
 +}
 +
 +
  #define PATH_SET "PATH=/sbin"
  
  /*
 @@ -635,6 +651,17 @@ static void signal_progress_on(int sig EXT2FS_ATTR((un
  	ctx->progress = e2fsck_update_progress;
  }
  
 +static void signal_progress_now(int sig EXT2FS_ATTR((unused)))
 +{
 +	e2fsck_t ctx = e2fsck_global_ctx;
 +
 +	if (!ctx)
 +		return;
 +
 +	ctx->progress = e2fsck_progress_once;
 +	ctx->progress_fd = 0;
 +}
 +
  static void signal_progress_off(int sig EXT2FS_ATTR((unused)))
  {
  	e2fsck_t ctx = e2fsck_global_ctx;
 @@ -1111,6 +1138,10 @@ static errcode_t PRS(int argc, char *argv[], e2fsck_t 
  	sigaction(SIGUSR1, &sa, 0);
  	sa.sa_handler = signal_progress_off;
  	sigaction(SIGUSR2, &sa, 0);
 +	sa.sa_handler = signal_progress_now;
 +	if (!getenv("e2fsprogs_inhibit_SIGINFO")) {
 +		sigaction(SIGINFO, &sa, 0);
 +	}
  #endif
  
  	/* Update our PATH to include /sbin if we need to run badblocks  */