CLEANUP: silence a warning when building on sparc
On Solaris/sparc, getpid() returns pid_t which is not an int :
src/peers.c: In function `peer_io_handler':
src/peers.c:508: warning: int format, pid_t arg (arg 6)
diff --git a/src/peers.c b/src/peers.c
index ac24e12..c6810e7 100644
--- a/src/peers.c
+++ b/src/peers.c
@@ -502,7 +502,7 @@
PEER_SESSION_PROTO_NAME " 1.0\n%s\n%s %d\n%s %lu %d\n",
ps->peer->id,
localpeer,
- getpid(),
+ (int)getpid(),
ps->table->table->id,
ps->table->table->type,
(int)ps->table->table->key_size);