Corrected test list argument errors

pigpio.h

@@ -31,7 +31,7 @@ For more information, please refer to <http://unlicense.org/>
 #include <stdint.h>
 #include <pthread.h>
 
-#define PIGPIO_VERSION 6509
+#define PIGPIO_VERSION 6511
 
 /*TEXT
 

x_pigpio.c

@@ -856,7 +856,7 @@ int main(int argc, char *argv[])
 {
    int i, t, c, status;
 
-   char test[64];
+   char test[64]={0,};
 
    if (argc > 1)
    {

x_pigpiod_if.c

@@ -825,7 +825,7 @@ int main(int argc, char *argv[])
 {
    int i, t, c, status;
 
-   char test[64];
+   char test[64]={0,};
 
    if (argc > 1)
    {

x_pigpiod_if2.c

@@ -837,7 +837,7 @@ int main(int argc, char *argv[])
 {
    int i, t, c, pi;
 
-   char test[64];
+   char test[64]={0,};
 
    if (argc > 1)
    {