diff -up allegro-4.2.2/src/i386/icpus.s~ allegro-4.2.2/src/i386/icpus.s
--- allegro-4.2.2/src/i386/icpus.s~	2008-03-20 15:11:46.000000000 +0100
+++ allegro-4.2.2/src/i386/icpus.s	2008-03-20 15:11:46.000000000 +0100
@@ -67,7 +67,7 @@ FUNC(_i_is_fpu)
 
    fninit
    movl $0x5A5A, %eax
-   fnstsw %eax
+   fnstsw %ax
    cmpl $0, %eax
    jne is_fpu_not_found