Index: head/libexec/rtld-elf/debug.h
===================================================================
--- head/libexec/rtld-elf/debug.h
+++ head/libexec/rtld-elf/debug.h
@@ -32,10 +32,6 @@
 #ifndef DEBUG_H
 #define DEBUG_H 1
 
-#ifndef __GNUC__
-#error "This file must be compiled with GCC"
-#endif
-
 #include <sys/cdefs.h>
 
 #include <string.h>
Index: head/libexec/rtld-elf/rtld.c
===================================================================
--- head/libexec/rtld-elf/rtld.c
+++ head/libexec/rtld-elf/rtld.c
@@ -34,10 +34,6 @@
  * John Polstra <jdp@polstra.com>.
  */
 
-#ifndef __GNUC__
-#error "GCC is needed to compile this file"
-#endif
-
 #include <sys/param.h>
 #include <sys/mount.h>
 #include <sys/mman.h>