tests: use putenv when setting env vars, for win32 compatibility

diff --git a/tests/conversions.c b/tests/conversions.c
index 3074c4fd75bc2425fd9192c0f95a0d300791016d..9503d041dc506ef86b9bbbf116e80f6385491afd 100644 (file)
--- a/tests/conversions.c
+++ b/tests/conversions.c
@@ -58,7 +58,8 @@ int
 main (int    argc,
       char **argv)
 {
-  setenv ("BABL_DEBUG_MISSING", "1", 1);
+  putenv ("BABL_DEBUG_CONVERSIONS" "=" "1");
+  putenv ("BABL_DEBUG_MISSING" "=" "1");
   babl_init ();
   
   for (int i = 0; i < sizeof (fishes)/sizeof(fishes[0]);i ++)