add legacy function valloc

it was already declared in stdlib.h, but not defined anywhere.

diff --git a/src/legacy/valloc.c b/src/legacy/valloc.c
new file mode 100644 (file)
index 0000000..e48cf21
--- /dev/null
+++ b/src/legacy/valloc.c
@@ -0,0 +1,8 @@
+#define _BSD_SOURCE
+#include <stdlib.h>
+#include <limits.h>
+
+void *valloc(size_t size)
+{
+       return memalign(PAGE_SIZE, size);
+}