Check for SYS_eventfd instead of SYS_eventfd2.

The former is more common (since, well, it was introduced earlier) and
eventfd.c still fails to compile if it's defined.

Signed-off-by: Marcelo Vanzin <mvanzin@vmware.com>

diff --git a/open-vm-tools/configure.ac b/open-vm-tools/configure.ac
index 9a79a38f2a6952d2008d162325820f2d4b739702..ad2b7669f62c04abb3746e1c7020a27559b08bb8 100644 (file)
--- a/open-vm-tools/configure.ac
+++ b/open-vm-tools/configure.ac
@@ -719,9 +719,9 @@ AC_PATH_PROG(
 ### Headers
 ###
 
-AC_CHECK_DECL([SYS_eventfd2],
-              [has_sys_eventfd2="yes"],
-              [has_sys_eventfd2="no"],
+AC_CHECK_DECL([SYS_eventfd],
+              [has_sys_eventfd="yes"],
+              [has_sys_eventfd="no"],
               [ [#include <syscall.h>] ])
 
 AC_CHECK_HEADERS([crypt.h])
@@ -1032,7 +1032,7 @@ AM_CONDITIONAL(HAVE_FUSE, test "$have_fuse" = "yes")
 AM_CONDITIONAL(HAVE_GNU_LD, test "$with_gnu_ld" = "yes")
 AM_CONDITIONAL(HAVE_GTKMM, test "$have_x" = "yes" -a "$with_gtkmm" = "yes")
 AM_CONDITIONAL(HAVE_PAM, test "$with_pam" = "yes")
-AM_CONDITIONAL(NEED_EVENTFD, test "$has_sys_eventfd2" = "no")
+AM_CONDITIONAL(NEED_EVENTFD, test "$has_sys_eventfd" = "no")
 
 ### Feature-specific flags / actions
 # Combine where possible