Vendor deps.

vendor/pyo3-ffi/src/pymem.rs

@@ -0,0 +1,13 @@
+use core::ffi::c_void;
+use libc::size_t;
+
+extern_libpython! {
+    #[cfg_attr(PyPy, link_name = "PyPyMem_Malloc")]
+    pub fn PyMem_Malloc(size: size_t) -> *mut c_void;
+    #[cfg_attr(PyPy, link_name = "PyPyMem_Calloc")]
+    pub fn PyMem_Calloc(nelem: size_t, elsize: size_t) -> *mut c_void;
+    #[cfg_attr(PyPy, link_name = "PyPyMem_Realloc")]
+    pub fn PyMem_Realloc(ptr: *mut c_void, new_size: size_t) -> *mut c_void;
+    #[cfg_attr(PyPy, link_name = "PyPyMem_Free")]
+    pub fn PyMem_Free(ptr: *mut c_void);
+}