1 files changed, 47 insertions, 0 deletions
diff --git a/include/compat/stdlib.h b/include/compat/stdlib.h
new file mode 100644
index 0000000..2eaea24
--- /dev/null
+++ b/include/compat/stdlib.h
@@ -0,0 +1,47 @@
+/*
+ * stdlib.h compatibility shim
+ * Public domain
+ */
+
+#ifdef _MSC_VER
+#if _MSC_VER >= 1900
+#include <../ucrt/stdlib.h>
+#else
+#include <../include/stdlib.h>
+#endif
+#else
+#include_next <stdlib.h>
+#endif
+
+#ifndef LIBCRYPTOCOMPAT_STDLIB_H
+#define LIBCRYPTOCOMPAT_STDLIB_H
+
+#include <sys/types.h>
+#include <stdint.h>
+
+#ifndef HAVE_ARC4RANDOM_BUF
+uint32_t arc4random(void);
+void arc4random_buf(void *_buf, size_t n);
+uint32_t arc4random_uniform(uint32_t upper_bound);
+#endif
+
+#ifndef HAVE_FREEZERO
+void freezero(void *ptr, size_t sz);
+#endif
+
+#ifndef HAVE_GETPROGNAME
+const char * getprogname(void);
+#endif
+
+void *reallocarray(void *, size_t, size_t);
+
+#ifndef HAVE_RECALLOCARRAY
+void *recallocarray(void *, size_t, size_t, size_t);
+#endif
+
+#ifndef HAVE_STRTONUM
+long long strtonum(const char *nptr, long long minval,
+		long long maxval, const char **errstr);
+#endif
+
+#endif