message("-- looking for libconfig")
find_path(LIBCONFIG_INCLUDE_DIR NAMES "libconfig.h" PATHS /usr/pkg /usr/local /usr PATH_SUFFIXES "include")
message("-- looking for libconfig")
find_path(LIBCONFIG_INCLUDE_DIR NAMES "libconfig.h" PATHS /usr/pkg /usr/local /usr PATH_SUFFIXES "include")