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-rw-r--r--lib/erl_interface/src/connect/ei_resolve.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/erl_interface/src/connect/ei_resolve.c b/lib/erl_interface/src/connect/ei_resolve.c
index 50c5a4161d..ba8f8fbce3 100644
--- a/lib/erl_interface/src/connect/ei_resolve.c
+++ b/lib/erl_interface/src/connect/ei_resolve.c
@@ -185,7 +185,12 @@ static int verify_dns_configuration(void)
* align: increment buf until it is dword-aligned, reduce len by same amount.
* advance: increment buf by n bytes, reduce len by same amount .
*/
-#define align_buf(buf,len) for (;(((unsigned)buf)&0x3); (buf)++, len--)
+#if defined SIZEOF_VOID_P
+#define ALIGNBYTES (SIZEOF_VOID_P - 1)
+#else
+#define ALIGNBYTES (sizeof(void*) - 1)
+#endif
+#define align_buf(buf,len) for (;(((unsigned)buf) & ALIGNBYTES); (buf)++, len--)
#define advance_buf(buf,len,n) ((buf)+=(n),(len)-=(n))
/* "and now the tricky part..." */