Fix some warnings.

cde/programs/dthelp/parser/pass1/parser/proto.h

@@ -21,6 +21,8 @@
  * Floor, Boston, MA 02110-1301 USA
  */
 /* $XConsortium: proto.h /main/3 1995/11/08 10:24:42 rswiston $ */
+void chksnb(void);
+
 int m_actgetc(void);
 
 void m_adjuststate(void);
@@ -172,6 +174,8 @@ int main(int argc, char **argv);
 
 void *m_malloc(int size, char *msg);
 
+void m_mberr1(const char *text, const char *arg);
+
 void m_missingtagc(int c, M_HOLDTYPE dchar, LOGICAL start);
 
 LOGICAL m_nextand(M_OPENFSA *thisfsa, M_ELEMENT label);

cde/programs/dthelp/parser/pass1/parser/scan.c

@@ -47,8 +47,6 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "entity2.h"
 #include "sref.h"
 
-void m_mberr1(char *text, const char *arg);
-
 /* Actually read a character from an input stream */
 int m_actgetc(void)
   {