Oops, can't cache it here because it won't work

in autoconf2.13 and we still support that version
in this branch

acinclude.m4

@@ -2745,17 +2745,17 @@ dnl
 dnl PHP_CHECK_PDO_INCLUDES([found [, not-found]])
 dnl
 AC_DEFUN([PHP_CHECK_PDO_INCLUDES],[
-  AC_CACHE_CHECK([for PDO includes], pdo_cv_inc_path, [
+  AC_CACHE_CHECK([for PDO includes], pdo_inc_path, [
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     fi
   ])
-  if test -n "$pdo_cv_inc_path"; then
+  if test -n "$pdo_inc_path"; then
 ifelse([$1],[],:,[$1])
   else
 ifelse([$2],[],[AC_MSG_ERROR([Cannot find php_pdo_driver.h.])],[$2])

ext/pdo_dblib/config.m4

@@ -59,19 +59,19 @@ if test "$PHP_PDO_DBLIB" != "no"; then
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
   PDO_DBLIB_DEFS="-DPDO_DBLIB_FLAVOUR=\\\"freetds\\\""
-  PHP_NEW_EXTENSION(pdo_dblib, pdo_dblib.c dblib_driver.c dblib_stmt.c, $ext_shared,,-I$pdo_cv_inc_path $PDO_DBLIB_DEFS)
+  PHP_NEW_EXTENSION(pdo_dblib, pdo_dblib.c dblib_driver.c dblib_stmt.c, $ext_shared,,-I$pdo_inc_path $PDO_DBLIB_DEFS)
   AC_CHECK_LIB(dnet_stub, dnet_addr,
      [ PHP_ADD_LIBRARY_WITH_PATH(dnet_stub,,PDO_DBLIB_SHARED_LIBADD)
         AC_DEFINE(HAVE_LIBDNET_STUB,1,[ ])

ext/pdo_firebird/config.m4

@@ -50,7 +50,7 @@ if test "$PHP_PDO_FIREBIRD" != "no"; then
   PHP_ADD_LIBRARY_WITH_PATH($FIREBIRD_LIBNAME, $FIREBIRD_LIBDIR, PDO_FIREBIRD_SHARED_LIBADD)
   PHP_ADD_INCLUDE($FIREBIRD_INCDIR)
   AC_DEFINE(HAVE_PDO_FIREBIRD,1,[ ])
-  PHP_NEW_EXTENSION(pdo_firebird, pdo_firebird.c firebird_driver.c firebird_statement.c, $ext_shared,,-I$pdo_cv_inc_path)
+  PHP_NEW_EXTENSION(pdo_firebird, pdo_firebird.c firebird_driver.c firebird_statement.c, $ext_shared,,-I$pdo_inc_path)
   PHP_SUBST(PDO_FIREBIRD_SHARED_LIBADD)
   PHP_ADD_EXTENSION_DEP(pdo_firebird, pdo)
 fi

ext/pdo_mysql/config.m4

@@ -141,15 +141,15 @@ if test "$PHP_PDO_MYSQL" != "no"; then
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
   if test -n "$PDO_MYSQL_CONFIG"; then
@@ -158,7 +158,7 @@ if test "$PHP_PDO_MYSQL" != "no"; then
   fi
 
   dnl fix after renaming to pdo_mysql
-  PHP_NEW_EXTENSION(pdo_mysql, pdo_mysql.c mysql_driver.c mysql_statement.c, $ext_shared,,-I$pdo_cv_inc_path -I)
+  PHP_NEW_EXTENSION(pdo_mysql, pdo_mysql.c mysql_driver.c mysql_statement.c, $ext_shared,,-I$pdo_inc_path -I)
   ifdef([PHP_ADD_EXTENSION_DEP],
   [
     PHP_ADD_EXTENSION_DEP(pdo_mysql, pdo)

ext/pdo_oci/config.m4

@@ -214,18 +214,18 @@ You need to tell me where to find your Oracle Instant Client SDK, or set ORACLE_
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
-  PHP_NEW_EXTENSION(pdo_oci, pdo_oci.c oci_driver.c oci_statement.c, $ext_shared,,-I$pdo_cv_inc_path)
+  PHP_NEW_EXTENSION(pdo_oci, pdo_oci.c oci_driver.c oci_statement.c, $ext_shared,,-I$pdo_inc_path)
 
   PHP_SUBST_OLD(PDO_OCI_SHARED_LIBADD)
   PHP_SUBST_OLD(PDO_OCI_DIR)

ext/pdo_odbc/config.m4

@@ -47,15 +47,15 @@ if test "$PHP_PDO_ODBC" != "no"; then
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
   AC_MSG_CHECKING([for selected PDO ODBC flavour])
@@ -165,7 +165,7 @@ functions required for PDO support.
     AC_MSG_ERROR([Your ODBC library does not exist or there was an error. Check config.log for more information])
   ], $PDO_ODBC_LDFLAGS)
 
-  PHP_NEW_EXTENSION(pdo_odbc, pdo_odbc.c odbc_driver.c odbc_stmt.c, $ext_shared,,-I$pdo_cv_inc_path $PDO_ODBC_INCLUDE)
+  PHP_NEW_EXTENSION(pdo_odbc, pdo_odbc.c odbc_driver.c odbc_stmt.c, $ext_shared,,-I$pdo_inc_path $PDO_ODBC_INCLUDE)
   PHP_SUBST(PDO_ODBC_SHARED_LIBADD)
   ifdef([PHP_ADD_EXTENSION_DEP],
   [

ext/pdo_pgsql/config.m4

@@ -110,18 +110,18 @@ if test "$PHP_PDO_PGSQL" != "no"; then
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
-  PHP_NEW_EXTENSION(pdo_pgsql, pdo_pgsql.c pgsql_driver.c pgsql_statement.c, $ext_shared,,-I$pdo_cv_inc_path $PDO_PGSQL_CFLAGS)
+  PHP_NEW_EXTENSION(pdo_pgsql, pdo_pgsql.c pgsql_driver.c pgsql_statement.c, $ext_shared,,-I$pdo_inc_path $PDO_PGSQL_CFLAGS)
   ifdef([PHP_ADD_EXTENSION_DEP],
   [
     PHP_ADD_EXTENSION_DEP(pdo_pgsql, pdo) 

ext/pdo_sqlite/config.m4

@@ -19,15 +19,15 @@ if test "$PHP_PDO_SQLITE" != "no"; then
   ],[
     AC_MSG_CHECKING([for PDO includes])
     if test -f $abs_srcdir/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$abs_srcdir/ext
+      pdo_inc_path=$abs_srcdir/ext
     elif test -f $prefix/include/php/ext/pdo/php_pdo_driver.h; then
-      pdo_cv_inc_path=$prefix/include/php/ext
+      pdo_inc_path=$prefix/include/php/ext
     else
       AC_MSG_ERROR([Cannot find php_pdo_driver.h.])
     fi
-    AC_MSG_RESULT($pdo_cv_inc_path)
+    AC_MSG_RESULT($pdo_inc_path)
   ])
 
   php_pdo_sqlite_sources_core="pdo_sqlite.c sqlite_driver.c sqlite_statement.c"
@@ -70,7 +70,7 @@ if test "$PHP_PDO_SQLITE" != "no"; then
     ])
 
     PHP_SUBST(PDO_SQLITE_SHARED_LIBADD)
-    PHP_NEW_EXTENSION(pdo_sqlite, $php_pdo_sqlite_sources_core, $ext_shared,,-I$pdo_cv_inc_path)
+    PHP_NEW_EXTENSION(pdo_sqlite, $php_pdo_sqlite_sources_core, $ext_shared,,-I$pdo_inc_path)
   else
       # use bundled libs
       if test "$enable_maintainer_zts" = "yes"; then
@@ -92,7 +92,7 @@ if test "$PHP_PDO_SQLITE" != "no"; then
 
       PHP_NEW_EXTENSION(pdo_sqlite,
         $php_pdo_sqlite_sources_core,
-        $ext_shared,,-DPDO_SQLITE_BUNDLED=1 $other_flags $threadsafe_flags -I$pdo_cv_inc_path)
+        $ext_shared,,-DPDO_SQLITE_BUNDLED=1 $other_flags $threadsafe_flags -I$pdo_inc_path)
 
       PHP_SUBST(PDO_SQLITE_SHARED_LIBADD)
       PHP_ADD_EXTENSION_DEP(pdo_sqlite, sqlite3)

ext/sqlite/config.m4

@@ -48,9 +48,9 @@ AC_DEFUN([PHP_PROG_LEMON],[
 if test "$PHP_SQLITE" != "no"; then
   if test "$PHP_PDO" != "no"; then
     PHP_CHECK_PDO_INCLUDES([], [AC_MSG_WARN([Cannot find php_pdo_driver.h.])])
-    if test -n "$pdo_cv_inc_path"; then
+    if test -n "$pdo_inc_path"; then
       AC_DEFINE([PHP_SQLITE2_HAVE_PDO], [1], [Have PDO])
-      pdo_cv_inc_path="-I$pdo_cv_inc_path"
+      pdo_inc_path="-I$pdo_inc_path"
     fi
   fi  
 
@@ -83,13 +83,13 @@ if test "$PHP_SQLITE" != "no"; then
       -L$SQLITE_DIR/$PHP_LIBDIR -lm
     ])
     SQLITE_MODULE_TYPE=external
-    PHP_SQLITE_CFLAGS=$pdo_cv_inc_path
+    PHP_SQLITE_CFLAGS=$pdo_inc_path
     sqlite_extra_sources="libsqlite/src/encode.c"
   else
     # use bundled library
     PHP_PROG_LEMON
     SQLITE_MODULE_TYPE=builtin
-    PHP_SQLITE_CFLAGS="-I@ext_srcdir@/libsqlite/src -I@ext_builddir@/libsqlite/src $pdo_cv_inc_path"
+    PHP_SQLITE_CFLAGS="-I@ext_srcdir@/libsqlite/src -I@ext_builddir@/libsqlite/src $pdo_inc_path"
     sqlite_extra_sources="libsqlite/src/opcodes.c \
         libsqlite/src/parse.c libsqlite/src/encode.c \
         libsqlite/src/auth.c libsqlite/src/btree.c libsqlite/src/build.c \