diff -ru vim-9.0.0234.orig/src/feature.h vim-9.0.0234/src/feature.h
--- vim-9.0.0234.orig/src/feature.h	2022-08-21 11:40:07.000000000 +0200
+++ vim-9.0.0234/src/feature.h	2022-10-08 01:45:47.482619953 +0200
@@ -288,12 +288,14 @@
 /*
  * +reltime		reltime() function
  */
+#ifndef __midipix__
 #if defined(FEAT_NORMAL) \
 	&& defined(FEAT_EVAL) \
 	&& ((defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)) \
 		|| defined(MSWIN))
 # define FEAT_RELTIME
 #endif
+#endif
 
 /*
  * +timers		timer_start()