Fixup one more missing use of lb->f instead stdout when printing the
comma separator.
ChangeLog, util.c:
util.c (open_pager): Set SIGPIPE to be ignored, so that quitting out
of the pager doesn't blow away debugfs.
setsuper.c: New function which implements the set_super_value command.
Allows the user to set arbitrary superblock fields.
ChangeLog, util.c:
util.c (open_pager): If the PAGER environment variable is not set,
default to using "more".
Fix stupid dependency bug.
ChangeLog, debugfs.c, debugfs.h, util.c:
debugfs.c (do_testb, do_testi): Call check_fs_bitmaps to avoid
coredumping if the bitmaps aren't loaded.
util.c (check_fs_bitmaps): New function which checks whether or not
the bitmaps are loaded.