#define Uchdir(s) chdir(CCS(s))
#define Uchmod(s,n) chmod(CCS(s),n)
#define Ufgets(b,n,f) fgets(CS(b),n,f)
-#define Ufopen(s,t) fopen(CCS(s),CCS(t))
+#define Ufopen(s,t) exim_fopen(CCS(s),CCS(t))
#define Ulink(s,t) link(CCS(s),CCS(t))
#define Ulstat(s,t) lstat(CCS(s),t)
-#ifdef O_BINARY /* This is for Cygwin, */
-#define Uopen(s,n,m) open(CCS(s),(n)|O_BINARY,m) /* where all files must */
-#else /* be opened as binary */
-#define Uopen(s,n,m) open(CCS(s),n,m) /* to avoid problems */
-#endif /* with CRLF endings. */
+#ifdef O_BINARY /* This is for Cygwin, */
+#define Uopen(s,n,m) exim_open(CCS(s),(n)|O_BINARY,m) /* where all files must */
+#define Uopen2(s,n) exim_open2(CCS(s),(n)|O_BINARY)
+#else /* be opened as binary */
+#define Uopen(s,n,m) exim_open(CCS(s),n,m) /* to avoid problems */
+#define Uopen2(s,n) exim_open2(CCS(s),n)
+#endif /* with CRLF endings. */
#define Uread(f,b,l) read(f,CS(b),l)
#define Urename(s,t) rename(CCS(s),CCS(t))
#define Ustat(s,t) stat(CCS(s),t)