diff --git a/usr.bin/locate/locate/locate.c b/usr.bin/locate/locate/locate.c
index 31b75efd1b09..29c46b2b78cc 100644
--- a/usr.bin/locate/locate/locate.c
+++ b/usr.bin/locate/locate/locate.c
@@ -116,6 +116,7 @@ int f_limit;            /* limit number of output lines, 0 == infinite */
 u_int counter;          /* counter for matches [-c] */
 char separator='\n';	/* line separator */
 
+u_char myctype[UCHAR_MAX + 1];
 
 void    usage(void);
 void    statistic(FILE *, char *);
diff --git a/usr.bin/locate/locate/locate.h b/usr.bin/locate/locate/locate.h
index 7b4f672f7d80..5ef97d36688f 100644
--- a/usr.bin/locate/locate/locate.h
+++ b/usr.bin/locate/locate/locate.h
@@ -65,7 +65,7 @@
    define TOLOWER(ch)	  tolower(ch)
 #else
 
-u_char myctype[UCHAR_MAX + 1];
+extern u_char myctype[UCHAR_MAX + 1];
 #define TOLOWER(ch)	(myctype[ch])
 #endif