diff --git a/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/pgtable.h b/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/pgtable.h
index 7f44818297..276309ce73 100644
--- a/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/pgtable.h
+++ b/linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/pgtable.h
@@ -210,7 +210,7 @@ extern unsigned long pg0[];
 
 /* To avoid harmful races, pmd_none(x) should check only the lower when PAE */
 #define pmd_none(x)	(!(unsigned long)pmd_val(x))
-#ifdef CONFIG_XEN_COMPAT <= 0x030002
+#if CONFIG_XEN_COMPAT <= 0x030002
 /* pmd_present doesn't just test the _PAGE_PRESENT bit since wr.p.t.
    can temporarily clear it. */
 #define pmd_present(x)	(pmd_val(x))
diff --git a/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h
index 7a5662620d..0c14e0122d 100644
--- a/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h
+++ b/linux-2.6-xen-sparse/include/asm-x86_64/mach-xen/asm/pgtable.h
@@ -411,7 +411,7 @@ static inline int pmd_large(pmd_t pte) {
 #define pmd_offset(dir, address) ((pmd_t *) pud_page(*(dir)) + \
                                   pmd_index(address))
 #define pmd_none(x)	(!pmd_val(x))
-#ifdef CONFIG_XEN_COMPAT <= 0x030002
+#if CONFIG_XEN_COMPAT <= 0x030002
 /* pmd_present doesn't just test the _PAGE_PRESENT bit since wr.p.t.
    can temporarily clear it. */
 #define pmd_present(x)	(pmd_val(x))