diff --git a/src/system/libroot/os/arch/ppc/syscalls.inc b/src/system/libroot/os/arch/ppc/syscalls.inc
index b7d350eafc..6ec95705c9 100644
--- a/src/system/libroot/os/arch/ppc/syscalls.inc
+++ b/src/system/libroot/os/arch/ppc/syscalls.inc
@@ -68,3 +68,21 @@ name:
 .align 4; \
 name:
 
+#define SYSCALL11(name, n) \
+.globl name; \
+.type name,@function; \
+.align 4; \
+name:
+
+#define SYSCALL12(name, n) \
+.globl name; \
+.type name,@function; \
+.align 4; \
+name:
+
+#define SYSCALL13(name, n) \
+.globl name; \
+.type name,@function; \
+.align 4; \
+name:
+