-#define ASSERT(expr) \
- do \
- { \
- if (!(expr)) \
- { \
- fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
- abort (); \
- } \
- } \
- while (0)
+/* Some packages define ARGMATCH_DIE and ARGMATCH_DIE_DECL in <config.h>, and
+ thus must link with a definition of that function. Provide it here. */
+#ifdef ARGMATCH_DIE_DECL
+ARGMATCH_DIE_DECL { exit (1); }
+#endif