[PATCH] perf, android: fixup get_current_dir_name() compilation

strdup() prototype doesn't live in stdlib.h .

Add limits.h for PATH_MAX definition as well.

Signed-off-by: Alexey Dobriyan (SK hynix) <redacted>
---

 tools/perf/util/get_current_dir_name.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/tools/perf/util/get_current_dir_name.c
+++ b/tools/perf/util/get_current_dir_name.c

@@ -3,8 +3,9 @@
 //
 #ifndef HAVE_GET_CURRENT_DIR_NAME
 #include "get_current_dir_name.h"
+#include <limits.h>
+#include <string.h>
 #include <unistd.h>
-#include <stdlib.h>
 
 /* Android's 'bionic' library, for one, doesn't have this */