Fix typo in #if. Bug #17538.

diff --git a/ext/standard/exec.c b/ext/standard/exec.c
index 532a1bb3f15afc651a4c2120107db3f66c71d699..78a7359d128b1a986bfb66689dd0dbaa1bcde774 100644 (file)
--- a/ext/standard/exec.c
+++ b/ext/standard/exec.c
@@ -559,7 +559,7 @@ static void proc_open_rsrc_dtor(zend_rsrc_list_entry *rsrc TSRMLS_DC)
        GetExitCodeProcess(child, &wstatus);
        FG(pclose_ret) = wstatus;
 #else
-# if HAVE_SYS_WAIT
+# if HAVE_SYS_WAIT_H
        int wstatus;
        pid_t child, wait_pid;