diff --git a/ext/odbc/birdstep.c b/ext/odbc/birdstep.c
index cd19825a110..6776c7a2c4c 100644
--- a/ext/odbc/birdstep.c
+++ b/ext/odbc/birdstep.c
@@ -47,6 +47,7 @@
 #ifdef HAVE_BIRDSTEP
 #include "php_birdstep.h"
 #include "ext/standard/info.h"
+#include "php_ini.h"
 
 zend_function_entry birdstep_functions[] = {
 	PHP_FE(birdstep_connect,        NULL)
diff --git a/ext/standard/ftp_fopen_wrapper.c b/ext/standard/ftp_fopen_wrapper.c
index 7fe6f8f3758..7ee5618575b 100644
--- a/ext/standard/ftp_fopen_wrapper.c
+++ b/ext/standard/ftp_fopen_wrapper.c
@@ -23,6 +23,7 @@
 #include "php.h"
 #include "php_globals.h"
 #include "php_network.h"
+#include "php_ini.h"
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/ext/sybase/php_sybase_db.c b/ext/sybase/php_sybase_db.c
index a70cd98d5ea..587a4ee814e 100644
--- a/ext/sybase/php_sybase_db.c
+++ b/ext/sybase/php_sybase_db.c
@@ -32,6 +32,7 @@
 #include "ext/standard/php_standard.h"
 #include "ext/standard/info.h"
 #include "php_globals.h"
+#include "php_ini.h"
 
 #if HAVE_SYBASE
 
diff --git a/ext/sysvshm/sysvshm.c b/ext/sysvshm/sysvshm.c
index c8092ef2ccb..25c2ba0bcc6 100644
--- a/ext/sysvshm/sysvshm.c
+++ b/ext/sysvshm/sysvshm.c
@@ -37,6 +37,7 @@
 #include "php_sysvshm.h"
 #include "ext/standard/php_var.h"
 #include "ext/standard/php_smart_str.h"
+#include "php_ini.h"
 
 /* {{{ sysvshm_functions[]
  */