# * --enable-download-from-upstream-url: needed when adding new SPKGs
# * --disable-r: I don't really use R
# * --disable-cvxopt: I don't really use cvxopt
# * --enable-download-from-upstream-url: needed when adding new SPKGs
# * --disable-r: I don't really use R
# * --disable-cvxopt: I don't really use cvxopt
+# * --disable-notebook: self-explanatory
+# * --disable-doc: when I'm building sage just to use it, I don't want
+# to double the build time to get the HTML docs.
+# Override with "sage-configure --enable-doc".
--with-system-boost_cropped=force \
--with-system-brial=force \
--with-system-bzip2=force \
--with-system-boost_cropped=force \
--with-system-brial=force \
--with-system-bzip2=force \
--with-system-eclib=force \
--with-system-fflas_ffpack=force \
--with-system-flint=force \
--with-system-eclib=force \
--with-system-fflas_ffpack=force \
--with-system-flint=force \
--with-system-gf2x=force \
--with-system-gfan=force \
--with-system-gfortran=force \
--with-system-gf2x=force \
--with-system-gfan=force \
--with-system-gfortran=force \
--with-system-gsl=force \
--with-system-iconv=force \
--with-system-iml=force \
--with-system-gsl=force \
--with-system-iconv=force \
--with-system-iml=force \
--with-system-libatomic_ops=force \
--with-system-libbraiding=force \
--with-system-libffi=force \
--with-system-libatomic_ops=force \
--with-system-libbraiding=force \
--with-system-libffi=force \
--with-system-libhomfly=force \
--with-system-libnauty=force \
--with-system-libpng=force \
--with-system-libhomfly=force \
--with-system-libnauty=force \
--with-system-libpng=force \
--with-system-lrcalc=force \
--with-system-m4ri=force \
--with-system-m4rie=force \
--with-system-lrcalc=force \
--with-system-m4ri=force \
--with-system-m4rie=force \
--with-system-nauty=force \
--with-system-ncurses=force \
--with-system-ninja_build=force \
--with-system-ntl=force \
--with-system-nauty=force \
--with-system-ncurses=force \
--with-system-ninja_build=force \
--with-system-ntl=force \
--with-system-pari=force \
--with-system-patch=force \
--with-system-perl_term_readline_gnu=force \
--with-system-pari=force \
--with-system-patch=force \
--with-system-perl_term_readline_gnu=force \
--with-system-singular=force \
--with-system-sqlite=force \
--with-system-suitesparse=force \
--with-system-symmetrica=force \
--with-system-sympow=force \
--with-system-singular=force \
--with-system-sqlite=force \
--with-system-suitesparse=force \
--with-system-symmetrica=force \
--with-system-sympow=force \