dnsd: properly set _src_ IP:port on outgoing UDP packets

function                                             old     new   delta
send_to_from                                           -     258    +258
dnsd_main                                           1500    1568     +68
interrupt                                             17      19      +2
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 2/0 up/down: 328/0)             Total: 328 bytes
   text    data     bss     dec     hex filename
 797101     658    7428  805187   c4943 busybox_old
 797429     658    7428  805515   c4a8b busybox_unstripped

1 files changed, 4 insertions, 2 deletions

diff --git a/include/libbb.h b/include/libbb.h
index ee1ef518e..df8b0ecdb 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -476,10 +476,12 @@ struct hostent *xgethostbyname(const char *name);
 
 void socket_want_pktinfo(int fd);
 ssize_t send_to_from(int fd, void *buf, size_t len, int flags,
-                const struct sockaddr *from, const struct sockaddr *to,
+                const struct sockaddr *to,
+                const struct sockaddr *from,
                 socklen_t tolen);
 ssize_t recv_from_to(int fd, void *buf, size_t len, int flags,
-                struct sockaddr *from, struct sockaddr *to,
+                struct sockaddr *from,
+                struct sockaddr *to,
                 socklen_t sa_size);
 
 char *xstrdup(const char *s);