Some fixes and framework docs

c/pgst.c

@@ -63,6 +63,7 @@ static SV *fupg_exec(pTHX_ fupg_conn *c, const char *sql) {
         fupg_st *st = safecalloc(1, sizeof(*st));
         st->conn = c;
         SvREFCNT_inc(c->self);
+        st->cookie = c->cookie;
         st->query = savepv(sql);
         st->stflags = c->stflags;
         st->result = r;

c/pgtypes.c

@@ -80,6 +80,16 @@ SENDFN(bool) {
     fustr_write_ch(out, SvTRUE(val) ? 1 : 0);
 }
 
+RECVFN(void) {
+    RLEN(0);
+    (void)buf;
+    return &PL_sv_undef;
+}
+
+SENDFN(void) {
+    (void)val; (void)out;
+}
+
 RECVFN(int2) {
     RLEN(2);
     return newSViv(fu_frombeI(16, buf));
@@ -562,8 +572,8 @@ SENDFN(timestamp) {
     /*  603  box      */\
     /*  604  polygon  */\
     /*  628  line     */\
-    B(  650, "cidr",           inet  )\
     A(  629, "_line",          628   )\
+    B(  650, "cidr",           inet  )\
     A(  651, "_cidr",          650   )\
     B(  700, "float4",         float4)\
     B(  701, "float8",         float8)\
@@ -635,6 +645,7 @@ SENDFN(timestamp) {
     A( 2209, "_regoperator",   2204  )\
     A( 2210, "_regclass",      2205  )\
     A( 2211, "_regtype",       2206  )\
+    B( 2278, "void",           void  )\
     A( 2949, "_txid_snapshot", 2970  )\
     B( 2950, "uuid",           uuid  )\
     A( 2951, "_uuid",          2950  )\