Fix a new error on Linux.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@90215 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/os/unix/unixd.h b/os/unix/unixd.h
index b37e5b53c1ba42a40f3ab10637ab8be0ef02ced0..f6447a17b5d3fad8d94bb243d149eb7d20e02ebd 100644 (file)
--- a/os/unix/unixd.h
+++ b/os/unix/unixd.h
@@ -74,6 +74,7 @@
 #include <pwd.h>
 #include <grp.h>
 #include <sys/types.h>
+#include <sys/ipc.h>
 
 typedef struct {
     uid_t uid;