diff --git a/scratchpad/multiplatform/api.h b/scratchpad/multiplatform/api.h
new file mode 100644
index 0000000..d0711bf
--- /dev/null
+++ b/scratchpad/multiplatform/api.h
@@ -0,0 +1,8 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef API_H
+#define API_H
+
+void prSayHello(void);
+
+#endif // !API_H
diff --git a/scratchpad/multiplatform/base/api.c b/scratchpad/multiplatform/base/api.c
new file mode 100644
index 0000000..b252ae5
--- /dev/null
+++ b/scratchpad/multiplatform/base/api.c
@@ -0,0 +1,9 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "api.h"
+
+#ifdef WP_PLATFORM_LINUX
+#include "../linux/api.c"
+#elif defined(WP_PLATFORM_MACOS)
+#include "../macos/api.c"
+#endif
diff --git a/scratchpad/multiplatform/base/api.h b/scratchpad/multiplatform/base/api.h
new file mode 100644
index 0000000..ec64b0b
--- /dev/null
+++ b/scratchpad/multiplatform/base/api.h
@@ -0,0 +1,17 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef API_H
+#define API_H
+
+#include "../../../src/wapp/wapp.h"
+#include "../api.h"
+
+#ifdef WP_PLATFORM_LINUX
+#include "../linux/aliases.h"
+#include "../linux/api.h"
+#elif defined(WP_PLATFORM_MACOS)
+#include "../macos/aliases.h"
+#include "../macos/api.h"
+#endif
+
+#endif // !API_H
diff --git a/scratchpad/multiplatform/linux/aliases.h b/scratchpad/multiplatform/linux/aliases.h
new file mode 100644
index 0000000..42a29ef
--- /dev/null
+++ b/scratchpad/multiplatform/linux/aliases.h
@@ -0,0 +1,8 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef LINUX_ALIASES_H
+#define LINUX_ALIASES_H
+
+#define prSayHello prSayHelloLinux
+
+#endif // !LINUX_ALIASES_H
diff --git a/scratchpad/multiplatform/linux/api.c b/scratchpad/multiplatform/linux/api.c
new file mode 100644
index 0000000..807e333
--- /dev/null
+++ b/scratchpad/multiplatform/linux/api.c
@@ -0,0 +1,7 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include <stdio.h>
+
+void prSayHelloLinux(void) {
+	printf("Hello from Linux\n");
+}
diff --git a/scratchpad/multiplatform/linux/api.h b/scratchpad/multiplatform/linux/api.h
new file mode 100644
index 0000000..ee80718
--- /dev/null
+++ b/scratchpad/multiplatform/linux/api.h
@@ -0,0 +1,8 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef LINUX_API_H
+#define LINUX_API_H
+
+void prSayHelloLinux(void);
+
+#endif // !LINUX_API_H
diff --git a/scratchpad/multiplatform/macos/aliases.h b/scratchpad/multiplatform/macos/aliases.h
new file mode 100644
index 0000000..4066f85
--- /dev/null
+++ b/scratchpad/multiplatform/macos/aliases.h
@@ -0,0 +1,8 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MACOS_ALIASES_H
+#define MACOS_ALIASES_H
+
+#define prSayHello prSayHelloMac
+
+#endif // !MACOS_ALIASES_H
diff --git a/scratchpad/multiplatform/macos/api.c b/scratchpad/multiplatform/macos/api.c
new file mode 100644
index 0000000..c4d3d28
--- /dev/null
+++ b/scratchpad/multiplatform/macos/api.c
@@ -0,0 +1,7 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include <stdio.h>
+
+void prSayHelloMac(void) {
+	printf("Hello from macOS\n");
+}
diff --git a/scratchpad/multiplatform/macos/api.h b/scratchpad/multiplatform/macos/api.h
new file mode 100644
index 0000000..4bd8e0b
--- /dev/null
+++ b/scratchpad/multiplatform/macos/api.h
@@ -0,0 +1,10 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MACOS_API_H
+#define MACOS_API_H
+
+#define prSayHello prSayHelloMac
+
+void prSayHelloMac(void);
+
+#endif // !MACOS_API_H