MACOSX_DEPLOYMENT_TARGET:
- '10.12'
c_compiler:
- clang
c_compiler_version:
- '10'
channel_sources:
- conda-forge,defaults
channel_targets:
- conda-forge main
cxx_compiler:
- clangxx
cxx_compiler_version:
- '10'
icu:
- '67'
jpeg:
- '9'
libpng:
- '1.6'
macos_machine:
- x86_64-apple-darwin13.4.0
nspr:
- '4'
nss:
- '3'
openssl:
- 1.1.1
pin_run_as_build:
  jpeg:
    max_pin: x
  libpng:
    max_pin: x.x
  nspr:
    max_pin: x
  nss:
    max_pin: x
  openssl:
    max_pin: x.x.x
  sqlite:
    max_pin: x
  zlib:
    max_pin: x.x
sqlite:
- '3'
target_platform:
- osx-64
zip_keys:
- - c_compiler_version
  - cxx_compiler_version
zlib:
- '1.2'

MACOSX_DEPLOYMENT_TARGET:
- '10.12'
c_compiler:
- clang
c_compiler_version:
- '11'
channel_sources:
- conda-forge,defaults
channel_targets:
- conda-forge main
cxx_compiler:
- clangxx
cxx_compiler_version:
- '11'
icu:
- '67'
jpeg:
- '9'
libpng:
- '1.6'
macos_machine:
- x86_64-apple-darwin13.4.0
nspr:
- '4'
nss:
- '3'
openssl:
- 1.1.1
pin_run_as_build:
  jpeg:
    max_pin: x
  libpng:
    max_pin: x.x
  nspr:
    max_pin: x
  nss:
    max_pin: x
  openssl:
    max_pin: x.x.x
  sqlite:
    max_pin: x
  zlib:
    max_pin: x.x
sqlite:
- '3'
target_platform:
- osx-64
zip_keys:
- - c_compiler_version
  - cxx_compiler_version
zlib:
- '1.2'

Update to clang 11 again.
Update to clang 11 again.