Virtual package libsdl-dev is provided by:
dpkg-query: no packages found matching libsdl1.2-compat-dev Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend ||/ Name Version Architecture +++-=============-==============-==================================== ii libsdl1.2-dev 1.2.15+dfsg2-8 amd64 Simple DirectMedia Layer development files 1 packages