diff --git a/srcpkgs/libieee1284/patches/musl.patch b/srcpkgs/libieee1284/patches/musl.patch
index 1cde8040cc..a3b79df1c0 100644
--- a/srcpkgs/libieee1284/patches/musl.patch
+++ b/srcpkgs/libieee1284/patches/musl.patch
@@ -18,3 +18,19 @@
  
  #include "io.h"
  
+--- include/config.h.in
++++ include/config.h.in
+@@ -39,9 +39,13 @@
+ /* Define to 1 if you have the <string.h> header file. */
+ #undef HAVE_STRING_H
+ 
++#if defined(__x86_64__) || defined(__i386__)
++
+ /* Define to 1 if you have the <sys/io.h> header file. */
+ #undef HAVE_SYS_IO_H
+ 
++#endif
++
+ /* Define to 1 if you have the <sys/stat.h> header file. */
+ #undef HAVE_SYS_STAT_H
+