Switch to current FreeBSD qsort.

Change-Id: Ic46cd0b663dc5fa78c99dd38db0bfe849a25e789
diff --git a/libc/Android.mk b/libc/Android.mk
index 40191ee..eaeb6fc 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -53,7 +53,6 @@
 	stdlib/exit.c \
 	stdlib/getenv.c \
 	stdlib/putenv.c \
-	stdlib/qsort.c \
 	stdlib/setenv.c \
 	stdlib/strtod.c \
 	stdlib/strtoimax.c \
@@ -289,6 +288,7 @@
     upstream-freebsd/lib/libc/stdio/tempnam.c \
     upstream-freebsd/lib/libc/stdio/tmpnam.c \
     upstream-freebsd/lib/libc/stdio/wsetup.c \
+    upstream-freebsd/lib/libc/stdlib/qsort.c \
     upstream-freebsd/lib/libc/stdlib/realpath.c \
     upstream-freebsd/lib/libc/string/wcpcpy.c \
     upstream-freebsd/lib/libc/string/wcpncpy.c \