CC       memchr.o

memchr.c: In function 'rpl_memchr':

memchr.c:84:18: error: cast increases required alignment of target type [-Werror=cast-align]

   longword_ptr = (const longword *) char_ptr;

                  ^

cc1: all warnings being treated as errors

make[3]: *** [memchr.o] Error 1