extrapatch-no-sbrk

diff -up ./e2fsck/e2fsck.h.orig ./e2fsck/e2fsck.h
--- ./e2fsck/e2fsck.h.orig	2018-05-16 01:42:44.000000000 +0200
+++ ./e2fsck/e2fsck.h	2018-07-07 12:50:43.420944000 +0200
@@ -134,7 +134,7 @@ struct dx_dirblock_info {
 #define DX_FLAG_FIRST		4
 #define DX_FLAG_LAST		8
 
-#define RESOURCE_TRACK
+#undef RESOURCE_TRACK
 
 #ifdef RESOURCE_TRACK
 /*
diff -up ./resize/resource_track.c.orig ./resize/resource_track.c
--- ./resize/resource_track.c.orig	2018-05-16 01:42:44.000000000 +0200
+++ ./resize/resource_track.c	2018-07-07 14:24:54.728576000 +0200
@@ -27,7 +27,6 @@ void init_resource_track(struct resource
 	io_stats io_start = 0;
 
 	track->desc = desc;
-	track->brk_start = sbrk(0);
 	gettimeofday(&track->time_start, 0);
 #ifdef HAVE_GETRUSAGE
 #ifdef sun
@@ -84,9 +83,7 @@ void print_resource_track(ext2_resize_t 
 		kbytes(malloc_info.arena), kbytes(malloc_info.hblkhd),
 		kbytes(malloc_info.uordblks), kbytes(malloc_info.fordblks));
 #else
-	printf("Memory used: %lu, ",
-		(unsigned long) (((char *) sbrk(0)) -
-				 ((char *) track->brk_start)));
+	printf("Memory used: unknown, ");
 #endif
 #ifdef HAVE_GETRUSAGE
 	getrusage(RUSAGE_SELF, &r);