Checking patch sysdeps/x86_64/multiarch/Makefile...
error: while searching for:
  strchr-avx2 \
  strchr-avx2-rtm \
  strchr-evex \
  strchr-sse2 \
  strchr-sse2-no-bsf \
  strchrnul-avx2 \
  strchrnul-avx2-rtm \
  strchrnul-evex \
  strchrnul-sse2 \
  strcmp-avx2 \
  strcmp-avx2-rtm \

error: patch failed: sysdeps/x86_64/multiarch/Makefile:62
error: sysdeps/x86_64/multiarch/Makefile: patch does not apply
Checking patch sysdeps/x86_64/multiarch/ifunc-impl-list.c...
error: while searching for:
				      && CPU_FEATURE_USABLE (AVX512BW)
				      && CPU_FEATURE_USABLE (BMI2)),
				     __strchr_evex)
	      X86_IFUNC_IMPL_ADD_V3 (array, i, strchr,
				     (CPU_FEATURE_USABLE (AVX2)
				      && CPU_FEATURE_USABLE (BMI2)),

error: patch failed: sysdeps/x86_64/multiarch/ifunc-impl-list.c:544
error: sysdeps/x86_64/multiarch/ifunc-impl-list.c: patch does not apply
Checking patch sysdeps/x86_64/multiarch/strchr-evex-base.S...
error: sysdeps/x86_64/multiarch/strchr-evex-base.S: already exists in working directory
Checking patch sysdeps/x86_64/multiarch/strchr-evex512.S...
error: sysdeps/x86_64/multiarch/strchr-evex512.S: already exists in working directory
Checking patch sysdeps/x86_64/multiarch/strchrnul-evex512.S...
error: sysdeps/x86_64/multiarch/strchrnul-evex512.S: already exists in working directory
Checking patch sysdeps/x86_64/multiarch/wcschr-evex512.S...
error: sysdeps/x86_64/multiarch/wcschr-evex512.S: already exists in working directory