Add fallocate/fallocate64/posix_fallocate/posix_fallocate64.

Bug: 5287571
Bug: 12612860
Change-Id: I4501b9c6cdf9a830336ce0b3afc4ea716b6a0f6f
diff --git a/libc/Android.mk b/libc/Android.mk
index ea46bf9..7edadd7 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -232,6 +232,7 @@
     bionic/pause.cpp \
     bionic/pipe.cpp \
     bionic/poll.cpp \
+    bionic/posix_fallocate.cpp \
     bionic/pthread_atfork.cpp \
     bionic/pthread_attr.cpp \
     bionic/pthread_cond.cpp \