diff --git a/libs/libc/include/_/macros.h b/libs/libc/include/_/macros.h
new file mode 100644
index 00000000..a9f5e9ef
--- /dev/null
+++ b/libs/libc/include/_/macros.h
@@ -0,0 +1,8 @@
+#ifndef __MACROS_H
+#define __MACROS_H
+
+#define noreturn __attribute__((noreturn))
+#define align(n) __attribute__((aligned(n)))
+#define deprecated(msg) __attribute__((deprecated(msg)))
+
+#endif
\ No newline at end of file
diff --git a/libs/libc/include/luna.h b/libs/libc/include/luna.h
index 5383caa1..1a065b17 100644
--- a/libs/libc/include/luna.h
+++ b/libs/libc/include/luna.h
@@ -1,10 +1,9 @@
 #ifndef _LUNA_H
 #define _LUNA_H
 
+#include <_/macros.h>
 #include <sys/types.h>
 
-#define noreturn __attribute__((noreturn))
-
 #ifdef __cplusplus
 extern "C"
 {
diff --git a/libs/libc/include/stdlib.h b/libs/libc/include/stdlib.h
index 7c27024d..1282dff3 100644
--- a/libs/libc/include/stdlib.h
+++ b/libs/libc/include/stdlib.h
@@ -1,10 +1,9 @@
 #ifndef _STDLIB_H
 #define _STDLIB_H
 
+#include <_/macros.h>
 #include <stddef.h>
 
-#define noreturn __attribute__((noreturn))
-
 #ifdef __cplusplus
 extern "C"
 {