Use nsws_find_resource to find ca-bundle.crt

I cross compiled the Windows version of NetSurf on Linux and ran it under Wine.  It failed to find the ca-bundle.crt file.

I think nsws_find_resource() should be used to find the file instead of the Windows SearchPathA() API so that NetSurf will look in the NetSurf resources directory.

I have attached a patch, which should do the trick.

diff --git a/frontends/windows/main.c b/frontends/windows/main.c

index d019f10..8e86a29 100644

--- a/frontends/windows/main.c

+++ b/frontends/windows/main.c

@@ -156,32 +156,14 @@ static nserror set_defaults(struct nsoption_s *defaults)

        /* locate CA bundle and set as default, cannot rely on curl

         * compiled in default on windows.

         */

-       DWORD res_len;

-       DWORD buf_tchar_size = PATH_MAX + 1;

-       DWORD buf_bytes_size = sizeof(TCHAR) * buf_tchar_size;

-       char *ptr = NULL;

-       char *buf;

+       char buf[PATH_MAX];

        char *fname;

        HRESULT hres;

        char dldir[] = "Downloads";

-       buf = malloc(buf_bytes_size);

-       if (buf== NULL) {

-               return NSERROR_NOMEM;

-       }

-       buf[0] = '\0';

-

        /* locate certificate bundle */

-       res_len = SearchPathA(NULL,

-                             "ca-bundle.crt",

-                             NULL,

-                             buf_tchar_size,

-                             buf,

-                             &ptr);

-       if (res_len > 0) {

-               nsoption_setnull_charp(ca_bundle, strdup(buf));

-       }

-

+       nsws_find_resource(buf, "ca-bundle.crt", "windows/res/ca-bundle.crt");

+       nsoption_setnull_charp(ca_bundle, strdup(buf));

        /* download directory default

         *

@@ -204,8 +186,6 @@ static nserror set_defaults(struct nsoption_s *defaults)

                }

        }

-       free(buf);

-

        /* ensure homepage option has a default */

        nsoption_setnull_charp(homepage_url, strdup(NETSURF_HOMEPAGE));