libbb/yescrypt: use common ascii64 encoding routine

function                                             old     new   delta
num2str64_lsb_first                                   33      46     +13
yescrypt_r                                          1235    1133    -102
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 13/-102)           Total: -89 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 1c23d2f66..b761b1091 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -2191,6 +2191,7 @@ void read_base64(FILE *src_stream, FILE *dst_stream, int flags) FAST_FUNC;
 
 int FAST_FUNC i2a64(int i);
 int FAST_FUNC a2i64(char c);
+char* FAST_FUNC num2str64_lsb_first(char *s, unsigned v, int n);
 
 typedef struct md5_ctx_t {
         uint8_t wbuffer[64]; /* always correctly aligned for uint64_t */