Switch to ANSI C style C function declarations.

  main(argc, argv) --> int main(int argc, char** argv)

Although we accept int, void, and char types, and pointers to same,
we actually still treat everything as an int.
diff --git a/libacc/tests/main.cpp b/libacc/tests/main.cpp
index 6b39f57..acee09d 100644
--- a/libacc/tests/main.cpp
+++ b/libacc/tests/main.cpp
@@ -68,12 +68,14 @@
     fseek(in, 0, SEEK_END);
     size_t fileSize = (size_t) ftell(in);
     rewind(in);
-    ACCchar* text = new ACCchar[fileSize];
+    ACCchar* text = new ACCchar[fileSize + 1];
     size_t bytesRead = fread(text, 1, fileSize, in);
     if (bytesRead != fileSize) {
         fprintf(stderr, "Could not read all of file %s\n", inFile);
     }
 
+    text[fileSize] = '\0';
+
     ACCscript* script = accCreateScript();
 
     const ACCchar* scriptSource[] = {text};