Fix: unit test and sample program Windows build

Now that there is a wrapper for main() on Windows, all executable
programs must use a common, cannonical signature for main().

Furthermore, the Windows version of the epoch test needs wrappers
for setenv/unsetenv.

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 2 insertions, 1 deletions

diff --git a/tests/libtar/tar_sparse_gnu.c b/tests/libtar/tar_sparse_gnu.c
index 1405026..06f79f1 100644
--- a/tests/libtar/tar_sparse_gnu.c
+++ b/tests/libtar/tar_sparse_gnu.c
@@ -8,11 +8,12 @@
 #include "tar.h"
 #include "../test.h"
 
-int main(void)
+int main(int argc, char **argv)
 {
 	tar_header_decoded_t hdr;
 	sparse_map_t *sparse;
 	istream_t *fp;
+	(void)argc; (void)argv;
 
 	TEST_ASSERT(chdir(TEST_PATH) == 0);