Import vki_unistd.h on a need-to-know basis, rather than
universally through core.h.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3699 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_aspacemgr/aspacemgr.c b/coregrind/m_aspacemgr/aspacemgr.c
index eb70990..d01f76a 100644
--- a/coregrind/m_aspacemgr/aspacemgr.c
+++ b/coregrind/m_aspacemgr/aspacemgr.c
@@ -34,6 +34,7 @@
 #include "pub_core_aspacemgr.h"
 #include "pub_core_syscalls.h"
 #include "pub_core_tooliface.h"
+#include "vki_unistd.h"
 
 
 /* Define to debug the memory-leak-detector. */