bonnie++: Replace libstdcpp depend with generic CXX.

This allows to get rid of the heavy libstdcpp dependency.

Added -fno-rtti to save a little space (200 bytes).

Also did some Makefile rearrangements for consistency.

Added HTTPS to URLs.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/bonnie++/patches/010-uclibcxx.patch

@@ -0,0 +1,35 @@
+--- a/configure.in
++++ b/configure.in
+@@ -31,7 +31,6 @@ fi
+ 
+ dnl Checks for programs.
+ AC_LANG_CPLUSPLUS
+-AC_PROG_CC
+ AC_PROG_CXX
+ AC_PROG_CXXCPP
+ AC_PROG_INSTALL
+@@ -60,13 +59,13 @@ if [[ -n "$snprintf" ]]; then
+    snprintf="#define NO_SNPRINTF"
+ fi
+ 
+-AC_CHECK_HEADERS(algorithm algo.h algo)
++AC_CHECK_HEADERS(algorithm)
+ 
+ AC_SUBST(linux_pthread)
+ AC_TRY_COMPILE([#define _GNU_SOURCE
+ #include <pthread.h>
+ ] , [pthread_mutexattr_t attr;
+-    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP);]
++    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);]
+   , linux_pthread="yes")
+ if [[ -n "$linux_pthread" ]]; then
+    linux_pthread="#define LINUX_PTHREAD"
+@@ -83,7 +82,7 @@ void * thread_func(void * param) { return NULL; }
+   , thread_ldflags="-pthread")
+ 
+ AC_SUBST(large_file)
+-AC_TRY_RUN([#ifndef _LARGEFILE64_SOURCE
++AC_TRY_COMPILE([#ifndef _LARGEFILE64_SOURCE
+ #define _LARGEFILE64_SOURCE
+ #endif
+ #include <stdio.h>