Compile without -std=c++11, not really needed

Might be a bit unconventional, downgrading the required standard, but
without these extra , and the use of isinf this compiles and runs on
Solaris 10 still which seems like a good fit for Dillo.

configure.ac

@@ -708,7 +708,7 @@ dnl -----------
 dnl
 
 if eval "test x$GCC = xyes"; then
-  CXXFLAGS="$CXXFLAGS -Wall -W -Wno-unused-parameter -fno-rtti -fno-exceptions -pedantic -std=c++11 -D_POSIX_C_SOURCE=200112L"
+  CXXFLAGS="$CXXFLAGS -Wall -W -Wno-unused-parameter -fno-rtti -fno-exceptions -pedantic -D_POSIX_C_SOURCE=200112L"
 fi
 
 dnl ----------------------------------

dw/ooffloatsmgr.cc

@@ -1282,7 +1282,7 @@ bool OOFFloatsMgr::affectsLeftBorder (core::Widget *widget)
 bool OOFFloatsMgr::affectsRightBorder (core::Widget *widget)
 {
    return widget->getStyle()->vloat == core::style::FLOAT_RIGHT;
-};
+}
 
 bool OOFFloatsMgr::mayAffectBordersAtAll ()
 {

dw/style.hh

@@ -262,14 +262,14 @@ enum VAlignType {
    VALIGN_SUB,
    VALIGN_SUPER,
    VALIGN_TEXT_TOP,
-   VALIGN_TEXT_BOTTOM,
+   VALIGN_TEXT_BOTTOM
 };
 
 enum TextTransform {
    TEXT_TRANSFORM_NONE,
    TEXT_TRANSFORM_CAPITALIZE,
    TEXT_TRANSFORM_UPPERCASE,
-   TEXT_TRANSFORM_LOWERCASE,
+   TEXT_TRANSFORM_LOWERCASE
 };
 
 /**
@@ -345,7 +345,7 @@ enum Position {
    POSITION_STATIC,
    POSITION_RELATIVE,
    POSITION_ABSOLUTE,
-   POSITION_FIXED,
+   POSITION_FIXED
 };
 
 enum TextDecoration {
@@ -361,7 +361,7 @@ enum WhiteSpace {
    WHITE_SPACE_PRE,
    WHITE_SPACE_NOWRAP,
    WHITE_SPACE_PRE_WRAP,
-   WHITE_SPACE_PRE_LINE,
+   WHITE_SPACE_PRE_LINE
 };
 
 enum FloatType {

dw/types.hh

@@ -224,7 +224,7 @@ struct Content
       ALL               = 0xff,
       REAL_CONTENT      = 0xff ^ (START | END),
       SELECTION_CONTENT = TEXT | BREAK, // WIDGET_* must be set additionally
-      ANY_WIDGET        = WIDGET_IN_FLOW | WIDGET_OOF_CONT | WIDGET_OOF_REF,
+      ANY_WIDGET        = WIDGET_IN_FLOW | WIDGET_OOF_CONT | WIDGET_OOF_REF
    };
 
    /* Content is embedded in struct Word therefore we

dw/widget.hh

@@ -93,7 +93,7 @@ protected:
        *
        * The dw::Image widget uses this flag, see dw::Image::setBuffer.
        */
-      WAS_ALLOCATED    = 1 << 6,
+      WAS_ALLOCATED    = 1 << 6
    };
 
    /**

src/prefsparser.cc

@@ -18,7 +18,7 @@
 #include <sys/types.h>
 #include <stdlib.h>
 #include <locale.h>            /* for setlocale */
-#include <math.h>              /* for isinf */
+#include <math.h>              /* for HUGE_VAL */
 #include <limits.h>
 
 #include "prefs.h"
@@ -112,12 +112,11 @@ static int parseOption(char *name, char *value,
    case PREFS_FRACTION_100:
       {
          double d = strtod (value, NULL);
-         if (isinf(d)) {
-            if (d > 0)
-               *(int*)node->pref = INT_MAX;
-            else
-               *(int*)node->pref = INT_MIN;
-         } else
+         if (d == HUGE_VAL)
+            *(int*)node->pref = INT_MAX;
+         else if (d == -HUGE_VAL)
+            *(int*)node->pref = INT_MIN;
+         else
             *(int*)node->pref = 100 * d;
       }
       break;