Checking patch htl/Makefile...
error: while searching for:
  pt-sigmask \
  pt-spin-inlines \
  pt-cleanup \
  pt-setcancelstate \
  pt-setcanceltype \
  pt-testcancel \
  pt-cancel \

error: patch failed: htl/Makefile:51
error: htl/Makefile: patch does not apply
Checking patch htl/Versions...
error: while searching for:
    pthread_attr_setscope;
    pthread_attr_setschedparam;
    pthread_attr_init;
  }

  GLIBC_2.21 {

error: patch failed: htl/Versions:26
error: htl/Versions: patch does not apply
Checking patch htl/forward.c...
Hunk #1 succeeded at 80 (offset -4 lines).
Checking patch htl/pt-initialize.c...
Hunk #1 succeeded at 39 (offset -2 lines).
Checking patch htl/pt-setcancelstate.c...
Checking patch sysdeps/htl/libc-lockP.h...
Checking patch sysdeps/htl/pthread-functions.h...
Hunk #1 succeeded at 36 (offset -2 lines).
Hunk #2 succeeded at 70 (offset -4 lines).
Checking patch sysdeps/htl/pthreadP.h...
Hunk #1 succeeded at 79 (offset 2 lines).
Checking patch sysdeps/mach/hurd/i386/libc.abilist...
error: while searching for:
GLIBC_2.12 pthread_equal F
GLIBC_2.12 pthread_getschedparam F
GLIBC_2.12 pthread_self F
GLIBC_2.12 pthread_setschedparam F
GLIBC_2.13 __fentry__ F
GLIBC_2.14 syncfs F

error: patch failed: sysdeps/mach/hurd/i386/libc.abilist:52
error: sysdeps/mach/hurd/i386/libc.abilist: patch does not apply
Checking patch sysdeps/mach/hurd/i386/libpthread.abilist...
Hunk #1 succeeded at 80 (offset -6 lines).
Checking patch sysdeps/mach/hurd/x86_64/libpthread.abilist...
Hunk #1 succeeded at 110 (offset -6 lines).