Index: config.h.in
===================================================================
--- config.h.in	(revision 24814)
+++ config.h.in	(revision 24815)
@@ -274,6 +274,7 @@
 #		define remove      never_use_remove__use_pcb_remove
 #		define rename      never_use_rename__use_pcb_rename
 #		define mkdir       never_use_mkdir__use_pcb_mkdir
+#		define unlink      never_use_unlink__use_pcb_unlink
 #		define opendir     never_use_opendir__use_pcb_opendir
 #		define readdir     never_use_readdir__use_pcb_readdir
 #		define closedir    never_use_closedir__use_pcb_closedir