just whitespace
diff --git a/libbb/compare_string_array.c b/libbb/compare_string_array.c
index fc077b3..e4191e3 100644
--- a/libbb/compare_string_array.c
+++ b/libbb/compare_string_array.c
@@ -17,7 +17,7 @@
 #include <string.h>
 
 /* returns the array number of the string */
-extern int 
+extern int
 compare_string_array(const char * const string_array[], const char *key)
 {
 	int i;