Index: trunk/tests/pcb-printf/prcli.c
===================================================================
--- trunk/tests/pcb-printf/prcli.c	(revision 20864)
+++ trunk/tests/pcb-printf/prcli.c	(revision 20865)
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <locale.h>
 #include "misc_util.h"
 #include "pcb-printf.h"
 #include "pcb_bool.h"
@@ -9,6 +10,8 @@
 	pcb_coord_t crd;
 	int n;
 
+	setlocale(LC_ALL, "C");
+
 	pcb_printf_slot[0] = "%mr";
 
 	for(n = 2; n < argc; n++) {
Index: trunk/tests/pcb-printf/prclimq.c
===================================================================
--- trunk/tests/pcb-printf/prclimq.c	(revision 20864)
+++ trunk/tests/pcb-printf/prclimq.c	(revision 20865)
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <locale.h>
 #include "misc_util.h"
 #include "pcb-printf.h"
 #include "pcb_bool.h"
@@ -6,6 +7,7 @@
 int main(int argc, char *argv[])
 {
 	pcb_printf_slot[0] = "%{ ()}mq";
+	setlocale(LC_ALL, "C");
 	pcb_fprintf(stdout, argv[1], argv[2]);
 	printf("\n");
 	return 0;
Index: trunk/tests/pcb-printf/tester.c
===================================================================
--- trunk/tests/pcb-printf/tester.c	(revision 20864)
+++ trunk/tests/pcb-printf/tester.c	(revision 20865)
@@ -27,7 +27,7 @@
 	char **f;
 	int n, rep;
 
-	setlocale(LC_ALL, "");
+	setlocale(LC_ALL, "C");
 
 	for(rep = 0; rep < NUMREP; rep++) {
 		for(n = 0; n < sizeof(c) / sizeof(c[0]); n++) {