Include zipint.h, needed for snprintf on some systems.
Noted by Paul Sheppard <shepsoft@googlemail.com>.

--HG--
branch : HEAD
diff --git a/regress/set_comment_all.c b/regress/set_comment_all.c
index 489a272..5c81bea 100644
--- a/regress/set_comment_all.c
+++ b/regress/set_comment_all.c
@@ -38,7 +38,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "zip.h"
+#include "zipint.h"
 
 const char *prg;
 const char *new_archive_comment="This is the new,\r\n"
diff --git a/regress/set_comment_localonly.c b/regress/set_comment_localonly.c
index 55e25d3..3de7ead 100644
--- a/regress/set_comment_localonly.c
+++ b/regress/set_comment_localonly.c
@@ -38,7 +38,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "zip.h"
+#include "zipint.h"
 
 const char *prg;
 
diff --git a/regress/set_comment_removeglobal.c b/regress/set_comment_removeglobal.c
index c8ff6c5..0f7184f 100644
--- a/regress/set_comment_removeglobal.c
+++ b/regress/set_comment_removeglobal.c
@@ -38,7 +38,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "zip.h"
+#include "zipint.h"
 
 const char *prg;
 
diff --git a/regress/set_comment_revert.c b/regress/set_comment_revert.c
index 46a1b85..ec0dfeb 100644
--- a/regress/set_comment_revert.c
+++ b/regress/set_comment_revert.c
@@ -38,7 +38,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "zip.h"
+#include "zipint.h"
 
 const char *prg;
 const char *new_archive_comment="This is the new,\r\n"