-GNULIB_MODULES = alloca alloca-opt assert full-read full-write \
-gethostname getline getlogin_r getopt gettext memcasecmp memchr memcmp \
-memmem memmove memset progname readlink restrict snprintf stat-macros \
-stdbool stpcpy strcase strcspn strerror strftime strstr strtod \
-strtok_r strtol strtoul vsnprintf xalloc xalloc-die xreadlink \
-xvasprintf