diff --git a/usr.sbin/mailwrapper/Makefile b/usr.sbin/mailwrapper/Makefile
index 98222ae22cf..799d7e43fb7 100644
--- a/usr.sbin/mailwrapper/Makefile
+++ b/usr.sbin/mailwrapper/Makefile
@@ -5,6 +5,8 @@
 .if ${MK_MAILWRAPPER} != "no"
 PROG=	mailwrapper
 MAN=	mailwrapper.8
+
+LIBADD=	util
 .endif
 
 .if ${MK_MAILWRAPPER} != "no" || ${MK_SENDMAIL} != "no"
diff --git a/usr.sbin/mailwrapper/Makefile.depend b/usr.sbin/mailwrapper/Makefile.depend
index 5c0ddbe76ee..991757ecadc 100644
--- a/usr.sbin/mailwrapper/Makefile.depend
+++ b/usr.sbin/mailwrapper/Makefile.depend
@@ -7,7 +7,8 @@ DIRDEPS = \
 	include/xlocale \
 	lib/${CSU_DIR} \
 	lib/libc \
-	lib/libcompiler_rt
+	lib/libcompiler_rt \
+	lib/libutil \
 
 
 .include <dirdeps.mk>
diff --git a/usr.sbin/mailwrapper/mailwrapper.c b/usr.sbin/mailwrapper/mailwrapper.c
index 9b57c458b16..1ad4053a843 100644
--- a/usr.sbin/mailwrapper/mailwrapper.c
+++ b/usr.sbin/mailwrapper/mailwrapper.c
@@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$");
 #include <string.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <libutil.h>
 #include <sysexits.h>
 #include <syslog.h>
 
@@ -88,17 +89,14 @@ int
 main(int argc, char *argv[], char *envp[])
 {
 	FILE *config;
-	char *line, *cp, *from, *to, *ap, *walk;
+	char *line, *cp, *from, *to, *ap;
 	const char *progname;
 	char localmailerconf[MAXPATHLEN];
 	const char *mailerconf;
-	size_t linecap = 0, lineno = 0;
-	ssize_t linelen;
+	size_t len, lineno = 0;
 	int i;
 	struct arglist al;
 
-	line = NULL;
-
 	/* change __progname to mailwrapper so we get sensible error messages */
 	progname = getprogname();
 	setprogname("mailwrapper");
@@ -125,16 +123,12 @@ main(int argc, char *argv[], char *envp[])
 	}
 
 	for (;;) {
-		if ((linelen = getline(&line, &linecap, config)) <= 0) {
-			if (feof(config)) {
+		if ((line = fparseln(config, &len, &lineno, NULL, 0)) == NULL) {
+			if (feof(config))
 				errx(EX_CONFIG, "no mapping in %s", mailerconf);
-			}
 			err(EX_CONFIG, "cannot parse line %lu", (u_long)lineno);
 		}
-		lineno++;
-		walk = line;
-		/* strip comments */
-		strsep(&walk, "#");
+
 #define	WS	" \t\n"
 		cp = line;