Remove HAVE_ERRNO_H from libgd

The check for errno.h has been removed via
50b9ef8d9435d23be40cea7fb484a02e99fdb617

Upstream libgd library is also patched via
https://github.com/libgd/libgd/commit/1e7f93922fb3adf9f131d7e94aa13386062ffe11

diff --git a/ext/gd/libgd/gdkanji.c b/ext/gd/libgd/gdkanji.c
index 3158e077c32056f8309579cdcdaed1c3e04c14a1..8389ec7081edfa5f90e6ea683c8ab08b0bab68ab 100644 (file)
--- a/ext/gd/libgd/gdkanji.c
+++ b/ext/gd/libgd/gdkanji.c
@@ -11,10 +11,8 @@
 #include <stdarg.h>
 #if defined(HAVE_ICONV_H) || defined(HAVE_ICONV)
 #include <iconv.h>
-#ifdef HAVE_ERRNO_H
 #include <errno.h>
 #endif
-#endif
 
 #if defined(HAVE_ICONV_H) && !defined(HAVE_ICONV)
 #define HAVE_ICONV 1
@@ -349,11 +347,9 @@ do_convert (unsigned char *to, unsigned char *from, const char *code)
   if ((cd = iconv_open (EUCSTR, code)) == (iconv_t) - 1)
     {
       error ("iconv_open() error");
-#ifdef HAVE_ERRNO_H
       if (errno == EINVAL)
        error ("invalid code specification: \"%s\" or \"%s\"",
               EUCSTR, code);
-#endif
       strcpy ((char *) to, (const char *) from);
       return;
     }
@@ -363,7 +359,6 @@ do_convert (unsigned char *to, unsigned char *from, const char *code)
 
   if ((int) iconv(cd, (char **) &from, &from_len, (char **) &to, &to_len) == -1)
     {
-#ifdef HAVE_ERRNO_H
       if (errno == EINVAL)
        error ("invalid end of input string");
       else if (errno == EILSEQ)
@@ -371,7 +366,6 @@ do_convert (unsigned char *to, unsigned char *from, const char *code)
       else if (errno == E2BIG)
        error ("output buffer overflow at do_convert()");
       else
-#endif
        error ("something happen");
       strcpy ((char *) to, (const char *) from);
       return;