diff -u /usr/src/usr.bin/indent/Makefile usr.bin/indent/Makefile
--- /usr/src/usr.bin/indent/Makefile	2010-01-20 23:59:33.000000000 +0100
+++ usr.bin/indent/Makefile	2010-01-21 19:01:13.000000000 +0100
@@ -3,4 +3,6 @@
 PROG=	indent
 SRCS=	indent.c io.c lexi.c parse.c pr_comment.c args.c
 
+WARNS?=		6
+
 .include <bsd.prog.mk>
diff -u /usr/src/usr.bin/indent/lexi.c usr.bin/indent/lexi.c
--- /usr/src/usr.bin/indent/lexi.c	2010-01-20 23:59:33.000000000 +0100
+++ usr.bin/indent/lexi.c	2010-01-21 18:52:49.000000000 +0100
@@ -221,6 +221,13 @@
 			} else
 			    break;
 		}
+                if (*buf_ptr == 'L' && (*(buf_ptr + 1) == '\'' || *(buf_ptr + 1) == '"' ) && (s_token == e_token)) {
+                        /* widecharacter literal */
+                        *e_token++ = *buf_ptr++;        /* copy L */
+                        *e_token++ = *buf_ptr;          /* copy ' or " */
+                        qchar = *buf_ptr++;             /* set string delimeter */
+                        goto found_string;
+                }
 		CHECK_SIZE_TOKEN;
 		/* copy it over */
 		*e_token++ = *buf_ptr++;
@@ -361,6 +368,7 @@
     case '\'':			/* start of quoted character */
     case '"':			/* start of string */
 	qchar = *token;
+found_string:
 	if (troff) {
 	    e_token[-1] = '`';
 	    if (qchar == '"')