Don't reference wchar_t when D2U_UNICODE is not defined.

Patch status: upstream (http://sourceforge.net/p/dos2unix/code/736)

Signed-off-by: Baruch Siach <baruch@tkos.co.il>

diff -Nuar dos2unix-7.3.orig/common.c dos2unix-7.3/common.c
--- dos2unix-7.3.orig/common.c	2015-08-21 02:02:31.000000000 +0300
+++ dos2unix-7.3/common.c	2015-09-02 22:13:33.648486366 +0300
@@ -1615,9 +1615,11 @@
     } else if (pFlag->status & WRONG_CODEPAGE) {
       d2u_fprintf(stderr,"%s: ",progname);
       d2u_fprintf(stderr, _("code page %d is not supported.\n"), pFlag->ConvMode);
+#ifdef D2U_UNICODE
     } else if (pFlag->status & WCHAR_T_TOO_SMALL) {
       d2u_fprintf(stderr,"%s: ",progname);
       d2u_fprintf(stderr, _("Skipping UTF-16 file %s, the size of wchar_t is %d bytes.\n"), "stdin", (int)sizeof(wchar_t));
+#endif
     } else if (pFlag->status & UNICODE_CONVERSION_ERROR) {
       d2u_fprintf(stderr,"%s: ",progname);
       d2u_fprintf(stderr, _("Skipping UTF-16 file %s, an UTF-16 conversion error occurred on line %u.\n"), "stdin", pFlag->line_nr);
@@ -1701,9 +1703,11 @@
   } else if (pFlag->status & WRONG_CODEPAGE) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("code page %d is not supported.\n"), pFlag->ConvMode);
+#ifdef D2U_UNICODE
   } else if (pFlag->status & WCHAR_T_TOO_SMALL) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("Skipping UTF-16 file %s, the size of wchar_t is %d bytes.\n"), infile, (int)sizeof(wchar_t));
+#endif
   } else if (pFlag->status & UNICODE_CONVERSION_ERROR) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("Skipping UTF-16 file %s, an UTF-16 conversion error occurred on line %u.\n"), infile, pFlag->line_nr);
@@ -1781,9 +1785,11 @@
   } else if (pFlag->status & WRONG_CODEPAGE) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("code page %d is not supported.\n"), pFlag->ConvMode);
+#ifdef D2U_UNICODE
   } else if (pFlag->status & WCHAR_T_TOO_SMALL) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("Skipping UTF-16 file %s, the size of wchar_t is %d bytes.\n"), infile, (int)sizeof(wchar_t));
+#endif
   } else if (pFlag->status & UNICODE_CONVERSION_ERROR) {
     d2u_fprintf(stderr,"%s: ",progname);
     d2u_fprintf(stderr, _("Skipping UTF-16 file %s, an UTF-16 conversion error occurred on line %u.\n"), infile, pFlag->line_nr);
@@ -1834,11 +1840,13 @@
       d2u_fprintf(stderr,"%s: ",progname);
       d2u_fprintf(stderr, _("Skipping symbolic link %s, target is not a regular file.\n"), infile);
     }
+#ifdef D2U_UNICODE
   } else if (pFlag->status & WCHAR_T_TOO_SMALL) {
     if (pFlag->verbose) {
       d2u_fprintf(stderr,"%s: ",progname);
       d2u_fprintf(stderr, _("Skipping UTF-16 file %s, the size of wchar_t is %d bytes.\n"), infile, (int)sizeof(wchar_t));
     }
+#endif
   }
 }