Index: Makefile
--- Makefile.orig	2006-03-30 17:31:49.000000000 +0200
+++ Makefile	2013-02-05 08:35:59.962151188 +0100
@@ -5,7 +5,7 @@
 
 DEBUG?= -g
 CFLAGS?= -O2 -Wall -W
-CCOPT= $(CFLAGS)
+CCOPT= $(CFLAGS) $(CPPFLAGS)
 
 OBJ = visitors.o aht.o antigetopt.o tail.o
 PRGNAME = visitors
@@ -14,7 +14,7 @@
 
 visitors.o: visitors.c blacklist.h
 visitors: $(OBJ)
-	$(CC) -o $(PRGNAME) $(CCOPT) $(DEBUG) $(OBJ)
+	$(CC) -o $(PRGNAME) $(LDFLAGS) $(CCOPT) $(DEBUG) $(OBJ)
 
 .c.o:
 	$(CC) -c $(CCOPT) $(DEBUG) $(COMPILE_TIME) $<
Index: visitors.1
--- visitors.1.orig	2006-03-30 17:31:49.000000000 +0200
+++ visitors.1	2013-02-05 08:35:59.962151188 +0100
@@ -291,7 +291,7 @@
 Set the max number of entries in the domains report.
 .PP
 .TP 8
-.BI "\-P \-\-prefix" " number"
+.BI "\-P \-\-prefix" " string"
 Prefixes specify to visitors how a link should look like to be
 classified as internal to your site. This option is required for
 .B --trails
Index: visitors.c
--- visitors.c.orig	2006-03-30 17:31:49.000000000 +0200
+++ visitors.c	2013-02-05 08:37:08.822148359 +0100
@@ -1435,10 +1435,15 @@
 		"MSIE 4", "Explorer 4.x",
 		"MSIE 5", "Explorer 5.x",
 		"MSIE 6", "Explorer 6.x",
+		"MSIE 7", "Explorer 7.x",
+		"MSIE 8", "Explorer 8.x",
+		"MSIE 9", "Explorer 9.x",
+		"MSIE 10", "Explorer 10.x",
 		"MSIE", "Explorer unknown version",
 		"Safari", NULL,
 		"Konqueror", NULL,
 		"Galeon", NULL,
+		"Iceweasel", NULL,
 		"Firefox", NULL,
 		"MultiZilla", NULL,
 		"Gecko", "Other Mozilla based",
@@ -1447,6 +1452,7 @@
 		"Links ", "Links",
 		"ELinks ", "Links",
 		"Elinks ", "Links",
+		"Liferea", NULL,
 		"w3m", "W3M",
 		"NATSU-MICAN", NULL,
 		"msnbot", "MSNbot",
@@ -1460,6 +1466,15 @@
 		"NSPlayer", NULL,
 		"Googlebot", "GoogleBot",
 		"googlebot", "GoogleBot",
+		"yacybot", "YaCy-Bot",
+		"Sogou", "Sogou.com Bot",
+		"psbot", "Picsearch.com Bot",
+		"sosospider", "Soso.com Bot",
+		"Baiduspider+", "Baidu.com Bot",
+		"Yandex", "Yandex.com Bot",
+		"Yeti", "Nava.com Bot",
+		"APT-HTTP", "Apt",
+		"git", "Git",
 		"", "Unknown",
 		NULL, NULL,
 	};
@@ -2279,7 +2294,7 @@
 			r = (0xAA*val)/max;
 			g = (0xBB*val)/max;
 			b = (0xFF*val)/max;
-			fprintf(fp, "<td style=\"background-color: #%02X%02X%02X;\">&nbsp;</td>\n", r, g, b);
+			fprintf(fp, "<td style=\"background-color: #%02X%02X%02X;\" title=\"%d\">&nbsp;</td>\n", r, g, b, val);
 		}
 		fprintf(fp, "</tr>\n");
 	}