ANSIfication step 2: make sure all needed prototypes are available, and all needed
header files included.
diff --git a/Mac/Compat/getwd.c b/Mac/Compat/getwd.c
index 27f68a2..1487fb0 100644
--- a/Mac/Compat/getwd.c
+++ b/Mac/Compat/getwd.c
@@ -32,8 +32,7 @@
 #define ROOTID 2 /* Root directory ID */
 
 char *
-getwd(cwd)
-	char *cwd;
+getwd(char *cwd)
 {
 	/* Universal parameter block. */
 	union {