diff --git a/src/sslutils/lex.namespaces.c b/src/sslutils/lex.namespaces.c
index af359bf9..646156af 100644
--- a/src/sslutils/lex.namespaces.c
+++ b/src/sslutils/lex.namespaces.c
@@ -1410,6 +1410,7 @@ static yyconst flex_int16_t yy_rule_linenum[15] =
 #include <stdlib.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "namespaces.h"
 #ifndef strndup
 extern char *strndup(const char*, size_t);
diff --git a/src/sslutils/lex.signing.c b/src/sslutils/lex.signing.c
index 6906a5ad..e32364d7 100644
--- a/src/sslutils/lex.signing.c
+++ b/src/sslutils/lex.signing.c
@@ -2356,6 +2356,7 @@ static yyconst flex_int16_t yy_rule_linenum[17] =
 
 #include "parsertypes.h"
 #include "signing_policy.h"
+#include "lexparse.h"
 #ifndef strndup
 extern char *strndup(const char*, size_t);
 #endif
diff --git a/src/sslutils/lexparse.h b/src/sslutils/lexparse.h
new file mode 100644
index 00000000..675a10fb
--- /dev/null
+++ b/src/sslutils/lexparse.h
@@ -0,0 +1,4 @@
+/* Declarations for lexer/parser integration. */
+union YYSTYPE;
+int signinglex (union YYSTYPE *, void *);
+int namespaceslex (union YYSTYPE *, void *);
diff --git a/src/sslutils/namespaces.c b/src/sslutils/namespaces.c
index 780845d7..a0064994 100644
--- a/src/sslutils/namespaces.c
+++ b/src/sslutils/namespaces.c
@@ -108,6 +108,7 @@
 #include <stdlib.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "listfunc.h"
 
 char **parse_subjects(char *string);
diff --git a/src/sslutils/namespaces.l b/src/sslutils/namespaces.l
index c3e6b04a..cdd10df3 100644
--- a/src/sslutils/namespaces.l
+++ b/src/sslutils/namespaces.l
@@ -30,6 +30,7 @@
 #include <stdlib.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "namespaces.h"
 #ifndef strndup
 extern char *strndup(const char*, size_t);
diff --git a/src/sslutils/namespaces.y b/src/sslutils/namespaces.y
index 23e51933..9be4271c 100644
--- a/src/sslutils/namespaces.y
+++ b/src/sslutils/namespaces.y
@@ -29,6 +29,7 @@
 #include <stdlib.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "listfunc.h"
 
 char **parse_subjects(char *string);
diff --git a/src/sslutils/signing_policy.c b/src/sslutils/signing_policy.c
index 03f13ab2..f36374b7 100644
--- a/src/sslutils/signing_policy.c
+++ b/src/sslutils/signing_policy.c
@@ -110,6 +110,7 @@
 #include <ctype.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "listfunc.h"
 
 char **parse_subjects(char *string);
diff --git a/src/sslutils/signing_policy.l b/src/sslutils/signing_policy.l
index c5115a19..c521dd5d 100644
--- a/src/sslutils/signing_policy.l
+++ b/src/sslutils/signing_policy.l
@@ -31,6 +31,7 @@
 
 #include "parsertypes.h"
 #include "signing_policy.h"
+#include "lexparse.h"
 #ifndef strndup
 extern char *strndup(const char*, size_t);
 #endif
diff --git a/src/sslutils/signing_policy.y b/src/sslutils/signing_policy.y
index 93fab4fb..a56ac37d 100644
--- a/src/sslutils/signing_policy.y
+++ b/src/sslutils/signing_policy.y
@@ -31,6 +31,7 @@
 #include <ctype.h>
 
 #include "parsertypes.h"
+#include "lexparse.h"
 #include "listfunc.h"
 
 char **parse_subjects(char *string);
diff --git a/src/utils/lex.yy.c b/src/utils/lex.yy.c
index afa13ea1..ac1768b0 100644
--- a/src/utils/lex.yy.c
+++ b/src/utils/lex.yy.c
@@ -486,6 +486,7 @@ char *yytext;
 
 #include "fakeparsertypes.h"
 #include "vomsparser.h"
+#include "lexparse.h"
 
 #line 491 "lex.yy.c"
 
diff --git a/src/utils/lexparse.h b/src/utils/lexparse.h
new file mode 100644
index 00000000..9937dfa8
--- /dev/null
+++ b/src/utils/lexparse.h
@@ -0,0 +1,4 @@
+/* Declarations for lexer/parser integration. */
+union YYSTYPE;
+int yylex();
+void yyerror(const char *);
diff --git a/src/utils/vomsfake.y b/src/utils/vomsfake.y
index 7d47bf8d..afc32f61 100644
--- a/src/utils/vomsfake.y
+++ b/src/utils/vomsfake.y
@@ -19,6 +19,7 @@
 #include <string.h>
 
 #include "fakeparsertypes.h"
+#include "lexparse.h"
 
 #define MAX_SIZE 200
 
diff --git a/src/utils/vomsparser.c b/src/utils/vomsparser.c
index ad61f133..8312571a 100644
--- a/src/utils/vomsparser.c
+++ b/src/utils/vomsparser.c
@@ -90,6 +90,7 @@
 #include <string.h>
 
 #include "fakeparsertypes.h"
+#include "lexparse.h"
 
 #define MAX_SIZE 200
 
diff --git a/src/utils/vomsparser.l b/src/utils/vomsparser.l
index 649bea73..1bf72cd9 100644
--- a/src/utils/vomsparser.l
+++ b/src/utils/vomsparser.l
@@ -31,6 +31,7 @@
 
 #include "fakeparsertypes.h"
 #include "vomsparser.h"
+#include "lexparse.h"
 %}
 
 %x STR