2 files changed, 6 insertions, 6 deletions
diff --git a/grab.1 b/grab.1
index 8349fc4..b86f5d2 100644
--- a/grab.1
+++ b/grab.1
@@ -6,7 +6,7 @@
 .Nd search for patterns in files
 .Sh SYNOPSIS
 .Nm
-.Op Fl d Ar string
+.Op Fl z
 .Ar pattern
 .Op Ar
 .Sh DESCRIPTION
diff --git a/grab.c b/grab.c
index 74f7e44..117f466 100644
--- a/grab.c
+++ b/grab.c
@@ -54,8 +54,8 @@ static struct ops comppat(char *);
 static bool xisspace(char);
 static char *xstrchrnul(const char *, char);
 
+static char delim = '\n';
 static int rv = EXIT_SUCCESS;
-static const char *delim = "\n";
 static const cmd_func op_table[UCHAR_MAX] = {
 	['g'] = cmdg,
 	['v'] = cmdg,
@@ -81,10 +81,10 @@ main(int argc, char **argv)
 
 	setlocale(LC_ALL, "");
 
-	while ((opt = getopt(argc, argv, "d:")) != -1) {
+	while ((opt = getopt(argc, argv, "z")) != -1) {
 		switch (opt) {
-		case 'd':
-			delim = optarg;
+		case 'z':
+			delim = '\0';
 			break;
 		default:
 			usage(argv[0]);
@@ -239,7 +239,7 @@ void
 putsv(struct sv sv)
 {
 	fwrite(sv.p, 1, sv.len, stdout);
-	fputs(delim, stdout);
+	putchar(delim);
 }
 
 regex_t