Prevent clang errors about promoted type incompatibilities of K&R function parameters.

soltools/mkdepend/include.c

@@ -45,11 +45,7 @@ extern char *notdotdot[ ];
 extern boolean show_where_not;
 extern boolean warn_multiple;
 
-struct inclist *inc_path(file, include, dot, incCollection)
-    register char   *file,
-            *include;
-    boolean dot;
-    struct IncludesCollection* incCollection;
+struct inclist *inc_path(register char *file, register char *include, boolean dot, struct IncludesCollection* incCollection)
 {
     static char path[ BUFSIZ ];
     register char       **pp, *p;

soltools/mkdepend/parse.c

@@ -41,13 +41,7 @@ int zero_value(register char *exp, register struct filepointer *filep,
 extern char *directives[];
 extern struct symhash *maininclist;
 
-int find_includes(filep, file, file_red, recursion, failOK, incCollection, symbols)
-    struct filepointer  *filep;
-    struct inclist      *file, *file_red;
-    int         recursion;
-    boolean         failOK;
-    struct IncludesCollection* incCollection;
-    struct symhash      *symbols;
+int find_includes(struct filepointer *filep, struct inclist *file, struct inclist *file_red, int recursion, boolean failOK, struct IncludesCollection* incCollection, struct symhash *symbols)
 {
     register char   *line;
     register int    type;

soltools/mkdepend/pr.c

@@ -40,14 +40,7 @@ extern boolean  printed;
 extern boolean  verbose;
 extern boolean  show_where_not;
 
-void add_include(filep, file, file_red, include, dot, failOK, incCollection, symbols)
-    struct filepointer  *filep;
-    struct inclist  *file, *file_red;
-    char    *include;
-    boolean dot;
-    boolean failOK;
-    struct IncludesCollection* incCollection;
-    struct symhash  *symbols;
+void add_include(struct filepointer *filep, struct inclist *file, struct inclist *file_red, char *include, boolean dot, boolean failOK, struct IncludesCollection* incCollection, struct symhash *symbols)
 {
     register struct inclist *newfile;
     register struct filepointer *content;