math/R: Allow build with curl 8.0.0+

Approved by:	portmgr (blanket)

math/R/files/patch-configure

@@ -1,10 +1,30 @@
---- configure.orig	2017-04-19 21:38:22 UTC
+--- configure.orig	2023-03-07 23:16:14 UTC
 +++ configure
-@@ -7528,6 +7528,7 @@ if test $ac_compiler_gnu = yes; then
+@@ -8529,6 +8529,7 @@ if test $ac_compiler_gnu = yes; then
  else
-   G77=
+   GFC=
  fi
 +G77=yes
  ac_ext=c
  ac_cpp='$CPP $CPPFLAGS'
  ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+@@ -47587,8 +47588,8 @@ fi
+ done
+
+ if test "x${have_libcurl}" = "xyes"; then
+-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if libcurl is version 7 and >= 7.28.0" >&5
+-printf %s "checking if libcurl is version 7 and >= 7.28.0... " >&6; }
++{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if libcurl is >= 7.28.0" >&5
++printf %s "checking if libcurl is >= 7.28.0... " >&6; }
+ if test ${r_cv_have_curl728+y}
+ then :
+   printf %s "(cached) " >&6
+@@ -47606,7 +47607,7 @@ int main(int argc, const char * argv[])
+ {
+ #ifdef LIBCURL_VERSION_MAJOR
+ #if LIBCURL_VERSION_MAJOR > 7
+-  exit(1);
++  exit(0);
+ #elif LIBCURL_VERSION_MAJOR == 7 && LIBCURL_VERSION_MINOR >= 28
+   exit(0);
+ #else