configure/CURL_CHECK_FUNC_POLL: disable poll completely on mac

... so that the same libcurl build easier can run on any version.

Follow-up to issue #1057

diff --git a/m4/curl-functions.m4 b/m4/curl-functions.m4
index e1a1e32b337d38c123ffd72ac5bd92b541c7728f..dde7fe2ea056f0ec279f4ec9e69aceabbfa68b27 100644 (file)
--- a/m4/curl-functions.m4
+++ b/m4/curl-functions.m4
@@ -4739,12 +4739,15 @@ AC_DEFUN([CURL_CHECK_FUNC_POLL], [
   tst_allow_poll="unknown"
   #
   case $host_os in
-    darwin[[123456789]].*|darwin10.*|darwin11.*|darwin12.*|interix*)
+    darwin*|interix*)
       dnl poll() does not work on these platforms
       dnl Interix: "does provide poll(), but the implementing developer must
       dnl have been in a bad mood, because poll() only works on the /proc
       dnl filesystem here"
+      dnl macOS: poll() first didn't exist, then was broken until fixed in 10.9
+      dnl only to break again in 10.12.
       curl_disallow_poll="yes"
+      tst_compi_poll="no"
       ;;
   esac
   #