--- a/scripts/unifdef.c
+++ b/scripts/unifdef.c
@@ -206,7 +206,11 @@ static void             done(void);
 static void             error(const char *);
 static int              findsym(const char *);
 static void             flushline(bool);
-static Linetype         getline(void);
+#ifndef __CYGWIN__
+static Linetype         __getline(void);
+#else
+static Linetype		get_line(void);
+#endif
 static Linetype         ifeval(const char **);
 static void             ignoreoff(void);
 static void             ignoreon(void);
@@ -512,7 +516,11 @@ process(void)
 
 	for (;;) {
 		linenum++;
-		lineval = getline();
+#ifndef __CYGWIN__
+		lineval = __getline();
+#else
+		lineval = get_line();
+#endif
 		trans_table[ifstate[depth]][lineval]();
 		debug("process %s -> %s depth %d",
 		    linetype_name[lineval],
@@ -526,7 +534,11 @@ process(void)
  * help from skipcomment().
  */
 static Linetype
-getline(void)
+#ifndef __CYGWIN__
+__getline(void)
+#else
+get_line(void)
+#endif
 {
 	const char *cp;
 	int cursym;