diff --git a/cde/programs/dthelp/parser/canon1/parser/end.c b/cde/programs/dthelp/parser/canon1/parser/end.c
index 20d9e273c..2783eeb64 100644
--- a/cde/programs/dthelp/parser/canon1/parser/end.c
+++ b/cde/programs/dthelp/parser/canon1/parser/end.c
@@ -34,6 +34,8 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "userinc.h"
 #include "globdec.h"
 
+extern void chksnb(void);
+
 /* Include generated file */
 #include "efile.c"
 
diff --git a/cde/programs/dthelp/parser/canon1/parser/parser.c b/cde/programs/dthelp/parser/canon1/parser/parser.c
index 130716661..94facfbe4 100644
--- a/cde/programs/dthelp/parser/canon1/parser/parser.c
+++ b/cde/programs/dthelp/parser/canon1/parser/parser.c
@@ -39,6 +39,8 @@ char *user_defined_entities M_PARINIT("USER-DEFINED-ENTITIES");
 
 static void scanloop(LOGICAL prolog);
 
+extern void m_mberr1(char *text, const char *arg);
+
 /* Main procedure */
 int main(int argc, char **argv)
 {
diff --git a/cde/programs/dthelp/parser/canon1/parser/start.c b/cde/programs/dthelp/parser/canon1/parser/start.c
index d3a3ca3e1..f470e30d1 100644
--- a/cde/programs/dthelp/parser/canon1/parser/start.c
+++ b/cde/programs/dthelp/parser/canon1/parser/start.c
@@ -32,6 +32,8 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "userinc.h"
 #include "globdec.h"
 
+extern void chksnb(void);
+
 /* Include generated file */
 #include "sfile.c"
 
diff --git a/cde/programs/dthelp/parser/pass1/parser/end.c b/cde/programs/dthelp/parser/pass1/parser/end.c
index c4de1f992..665207034 100644
--- a/cde/programs/dthelp/parser/pass1/parser/end.c
+++ b/cde/programs/dthelp/parser/pass1/parser/end.c
@@ -33,6 +33,9 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "globdec.h"
 
 /* Include generated file */
+
+extern void chksnb(void);
+
 #include "efile.c"
 
 
diff --git a/cde/programs/dthelp/parser/pass1/parser/parser.c b/cde/programs/dthelp/parser/pass1/parser/parser.c
index 1a28b615f..f75eb9b5a 100644
--- a/cde/programs/dthelp/parser/pass1/parser/parser.c
+++ b/cde/programs/dthelp/parser/pass1/parser/parser.c
@@ -35,6 +35,8 @@
 #include "if.h"
 #include "entext.h"
 
+extern void m_mberr1(char *text, const char *arg);
+
 /* Main procedure */
 int main(int argc, char **argv)
   {
diff --git a/cde/programs/dthelp/parser/pass1/parser/start.c b/cde/programs/dthelp/parser/pass1/parser/start.c
index 4dace66cf..6a96dc57f 100644
--- a/cde/programs/dthelp/parser/pass1/parser/start.c
+++ b/cde/programs/dthelp/parser/pass1/parser/start.c
@@ -32,6 +32,8 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "userinc.h"
 #include "globdec.h"
 
+extern void chksnb(void);
+
 /* Include generated file */
 #include "sfile.c"
 
diff --git a/cde/programs/dthelp/parser/pass2/parser/parser.c b/cde/programs/dthelp/parser/pass2/parser/parser.c
index 0c915da22..fbcdd77da 100644
--- a/cde/programs/dthelp/parser/pass2/parser/parser.c
+++ b/cde/programs/dthelp/parser/pass2/parser/parser.c
@@ -35,6 +35,8 @@
 #include "if.h"
 #include "entext.h"
 
+extern void m_mberr1(char *text, const char *arg);
+
 /* Main procedure */
 void main(int argc, char **argv)
   {
diff --git a/cde/programs/dthelp/parser/pass2/parser/start.c b/cde/programs/dthelp/parser/pass2/parser/start.c
index 8b82ee524..80e9b7173 100644
--- a/cde/programs/dthelp/parser/pass2/parser/start.c
+++ b/cde/programs/dthelp/parser/pass2/parser/start.c
@@ -32,6 +32,8 @@ This product and information is proprietary of Tandem Computers Incorporated.
 #include "userinc.h"
 #include "globdec.h"
 
+extern void ImpliedAttribute(char *name, M_WCHAR *value);
+
 /* Include generated file */
 #include "sfile.c"