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-rw-r--r--ares/setup_once.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/ares/setup_once.h b/ares/setup_once.h
index 065a0888e..0ca6863e2 100644
--- a/ares/setup_once.h
+++ b/ares/setup_once.h
@@ -70,6 +70,11 @@
#ifdef DJGPP
#define sread(x,y,z) (ssize_t)read_s((int)(x), (char *)(y), (int)(z))
#endif
+#ifndef sread
+ /* */
+ Error Missing_definition_of_macro_sread
+ /* */
+#endif
#endif /* HAVE_RECV */
#ifdef HAVE_SEND
@@ -92,6 +97,11 @@
#ifdef DJGPP
#define swrite(x,y,z) (ssize_t)write_s((int)(x), (char *)(y), (int)(z))
#endif
+#ifndef swrite
+ /* */
+ Error Missing_definition_of_macro_swrite
+ /* */
+#endif
#endif /* HAVE_SEND */