===================================================================
RCS file: /cvs/mandoc/configure,v
retrieving revision 1.26
retrieving revision 1.29
diff -u -p -r1.26 -r1.29
--- mandoc/configure	2015/05/20 22:22:59	1.26
+++ mandoc/configure	2015/11/06 16:30:33	1.29
@@ -43,12 +43,14 @@ BUILD_DB=1
 BUILD_CGI=0
 
 HAVE_DIRENT_NAMLEN=
+HAVE_ERR=
 HAVE_FGETLN=
 HAVE_FTS=
 HAVE_GETSUBOPT=
 HAVE_ISBLANK=
 HAVE_MKDTEMP=
 HAVE_MMAP=
+HAVE_PROGNAME=
 HAVE_REALLOCARRAY=
 HAVE_STRCASESTR=
 HAVE_STRINGLIST=
@@ -171,12 +173,14 @@ runtest() {
 
 # --- library functions ---
 runtest dirent-namlen	DIRENT_NAMLEN	|| true
+runtest err		ERR		|| true
 runtest fgetln		FGETLN		|| true
 runtest fts		FTS		|| true
 runtest getsubopt	GETSUBOPT	|| true
 runtest isblank		ISBLANK		|| true
 runtest mkdtemp		MKDTEMP		|| true
 runtest mmap		MMAP		|| true
+runtest progname	PROGNAME	|| true
 runtest reallocarray	REALLOCARRAY	|| true
 runtest strcasestr	STRCASESTR	|| true
 runtest stringlist	STRINGLIST	|| true
@@ -239,9 +243,9 @@ fi
 
 # --- DBLIB ---
 if [ ${BUILD_DB} -eq 0 ]; then
-	DBLIB=
+	DBLIB="-lz"
 elif [ -z "${DBLIB}" ]; then
-	DBLIB="${DETECTLIB}"
+	DBLIB="${DETECTLIB} -lz"
 	echo "DBLIB=\"${DBLIB}\"" 1>&2
 	echo "DBLIB=\"${DBLIB}\"" 1>&3
 	echo 1>&3
@@ -290,12 +294,14 @@ echo "#define MANPATH_DEFAULT \"${MANPATH_DEFAULT}\""
 
 cat << __HEREDOC__
 #define HAVE_DIRENT_NAMLEN ${HAVE_DIRENT_NAMLEN}
+#define HAVE_ERR ${HAVE_ERR}
 #define HAVE_FGETLN ${HAVE_FGETLN}
 #define HAVE_FTS ${HAVE_FTS}
 #define HAVE_GETSUBOPT ${HAVE_GETSUBOPT}
 #define HAVE_ISBLANK ${HAVE_ISBLANK}
 #define HAVE_MKDTEMP ${HAVE_MKDTEMP}
 #define HAVE_MMAP ${HAVE_MMAP}
+#define HAVE_PROGNAME ${HAVE_PROGNAME}
 #define HAVE_REALLOCARRAY ${HAVE_REALLOCARRAY}
 #define HAVE_STRCASESTR ${HAVE_STRCASESTR}
 #define HAVE_STRINGLIST ${HAVE_STRINGLIST}
@@ -334,6 +340,12 @@ cat << __HEREDOC__
 
 __HEREDOC__
 
+if [ ${HAVE_ERR} -eq 0 ]; then
+	echo "extern	void	  err(int, const char *, ...);"
+	echo "extern	void	  warn(const char *, ...);"
+	echo "extern	void	  warnx(const char *, ...);"
+fi
+
 [ ${HAVE_FGETLN} -eq 0 ] && \
 	echo "extern	char	 *fgetln(FILE *, size_t *);"
 
@@ -345,6 +357,11 @@ __HEREDOC__
 
 [ ${HAVE_MKDTEMP} -eq 0 ] && \
 	echo "extern	char	 *mkdtemp(char *);"
+
+if [ ${HAVE_PROGNAME} -eq 0 ]; then
+	echo "extern 	const char *getprogname(void);"
+	echo "extern	void	  setprogname(const char *);"
+fi
 
 [ ${HAVE_REALLOCARRAY} -eq 0 ] && \
 	echo "extern	void	 *reallocarray(void *, size_t, size_t);"