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-rw-r--r--lib/erl_interface/src/connect/ei_resolve.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/erl_interface/src/connect/ei_resolve.c b/lib/erl_interface/src/connect/ei_resolve.c
index 225fddc784..5a8ca0c567 100644
--- a/lib/erl_interface/src/connect/ei_resolve.c
+++ b/lib/erl_interface/src/connect/ei_resolve.c
@@ -55,6 +55,16 @@
#include "ei_resolve.h"
#include "ei_locking.h"
+/* AIX has a totally different signature (allegedly shared with some other
+ * Unices) that isn't compatible. It turns out that the _r version isn't
+ * thread-safe according to curl - but bizarrely, since AIX 4.3, libc
+ * is thread-safe in a manner that makes the normal gethostbyname OK
+ * for re-entrant use.
+ */
+#ifdef _AIX
+#undef HAVE_GETHOSTBYNAME_R
+#endif
+
#ifdef HAVE_GETHOSTBYNAME_R
int ei_init_resolve(void)
@@ -75,7 +85,7 @@ int ei_init_resolve(void)
static ei_mutex_t *ei_gethost_sem = NULL;
#endif /* _REENTRANT */
static int ei_resolve_initialized = 0;
-#ifndef __WIN32__
+#if !defined(__WIN32__) && !defined(_AIX)
int h_errno;
#endif