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Diffstat (limited to 'src/libs6dns/s6dns_engine.c')
-rw-r--r--src/libs6dns/s6dns_engine.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libs6dns/s6dns_engine.c b/src/libs6dns/s6dns_engine.c
index 75b41cc..7f20d73 100644
--- a/src/libs6dns/s6dns_engine.c
+++ b/src/libs6dns/s6dns_engine.c
@@ -5,6 +5,9 @@
#include <strings.h>
#include <stdint.h>
#include <errno.h>
+#ifdef DEBUG
+#include <stdlib.h>
+#endif
#include <skalibs/posixishard.h>
#include <skalibs/uint16.h>
@@ -396,6 +399,9 @@ int s6dns_engine_init_r (s6dns_engine_t *dt, s6dns_ip46list_t const *servers, ui
memcpy(dt->sa.s + 14, q, qlen) ;
uint16_pack_big(dt->sa.s + 14 + qlen, qtype) ;
uint16_pack_big(dt->sa.s + 16 + qlen, S6DNS_C_IN) ;
+#ifdef DEBUG
+ if (getenv("S6DNS_FORCE_TCP")) dt->flagtcp = 1 ; else
+#endif
if (qlen > 496) dt->flagtcp = 1 ;
else
{