Fixes Debian bug #993143 The configure.ac file is not compatible with autoreconf 2.70 as AC_PROG_LEX now requires an argument for lex handling. Requiring noyywrap for standard lex handling in autoreconf 2.70.
Correct type mismatch in gperf generated file The hconfig.c file, generated from gperf and distributed by upstream, is not properly patched yet and does not build correctly. This patch avoid a type mismatch between the prototype and the function definition.