anchor.diff:      ALPINE_GLIBC_I18N_PACKAGE_FILENAME="glibc-i18n-$ALPINE_GLIBC_PACKAGE_VERSION.apk" && \
       apk add --no-cache --virtual=.build-dependencies wget ca-certificates && \
       wget \
  -        "https://raw.githubusercontent.com/andyshinn/alpine-pkg-glibc/master/sgerrand.rsa.pub" \
  +        "https://raw.githubusercontent.com/sgerrand/alpine-pkg-glibc/master/sgerrand.rsa.pub" \
           -O "/etc/apk/keys/sgerrand.rsa.pub" && \
       wget \
           "$ALPINE_GLIBC_BASE_URL/$ALPINE_GLIBC_PACKAGE_VERSION/$ALPINE_GLIBC_BASE_PACKAGE_FILENAME" \
  
positive.code:         "$ALPINE_GLIBC_BASE_PACKAGE_FILENAME" \
          "$ALPINE_GLIBC_BIN_PACKAGE_FILENAME" \
          "$ALPINE_GLIBC_I18N_PACKAGE_FILENAME"
  
  ENV LANG=C.UTF-8
  
negative.code: FROM alpine:3.7
  
  ENV LANG=C.UTF-8
  
  # Here we install GNU libc (aka glibc) and set C.UTF-8 locale as default.
  
  