Package: linux-source-2.6.26 Version: 2.6.26-13 Severity: serious Package linux-source-2.6.26 has a missing dependency on package zlib1g-dev. If zlib1g-dev is not installed, make fails, as shown below: lguest.c:34:18: error: zlib.h: No such file or directory make[1]: *** [lguest] Error 1 make[1]: Leaving directory `/usr/src/linux-source-2.6.26/Documentation/lguest' make: ***