Today I am trying to upgrade php on MacOS Mountain Lion. I followed MacTuts+ tutorial and on the step where I execute that long command:
For those who have the same error on docker:
RUN apt-get update && apt-get install -y libc-client-dev libkrb5-dev && rm -r /var/lib/apt/lists/* RUN docker-php-ext-configure imap --with-kerberos --with-imap-ssl \ && docker-php-ext-install imap