--- a/src/java.base/unix/native/libjli/java_md_common.c	Fri Mar 02 19:10:12 2018 +0100
+++ b/src/java.base/unix/native/libjli/java_md_common.c	Sat Mar 03 08:21:47 2018 +0100
@@ -312,7 +312,7 @@
 }
 
 jboolean
-IsJavaw()
+IsJavaw(void)
 {
     /* noop on UNIX */
     return JNI_FALSE;
@@ -346,13 +346,13 @@
 }
 
 StdArg
-*JLI_GetStdArgs()
+*JLI_GetStdArgs(void)
 {
     return NULL;
 }
 
 int
-JLI_GetStdArgc() {
+JLI_GetStdArgc(void) {
     return 0;
 }