https://bugs.gentoo.org/921345 --- a/configure.ac +++ b/configure.ac @@ -148,7 +148,6 @@ AC_PROG_MAKE_SET # Checks for libraries. # Checks for header files. -AC_INCLUDES_DEFAULT() AC_HEADER_RESOLV AC_CHECK_HEADERS([sys/malloc.h malloc.h], [], [], [[#ifdef HAVE_SYS_MALLOC_H