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-rw-r--r--include/curl/multi.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/curl/multi.h b/include/curl/multi.h
index 4d7e0d900..c5a74815b 100644
--- a/include/curl/multi.h
+++ b/include/curl/multi.h
@@ -54,10 +54,14 @@
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
#include <winsock.h>
#else
-#ifndef __hpux
-/* HP-UX systems version 9, 10 and 11 lack this header */
+
+#ifdef _AIX
+/* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
+ libc5-based Linux systems. Only include it on system that are known to
+ require it! */
#include <sys/select.h>
#endif
+
#include <sys/socket.h>
#include <sys/time.h>
#include <sys/types.h>