fix gcc 4.3.2 issue (undefined reference to 'std::ios_base::Init::Init[in-charge]()')

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@35219 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/nviz/Makefile

@@ -2,6 +2,8 @@ MODULE_TOPDIR = ../../..
 
 include $(MODULE_TOPDIR)/include/Make/Lib.make
 
+SHLIB_LD = $(CXX) -shared
+
 LIB_NAME = grass7_wxnviz
 SOURCES := $(wildcard *.cpp) $(LIB_NAME)_wrap.cpp
 SHLIB_OBJS := $(patsubst %.cpp, $(OBJDIR)/%.o, $(SOURCES))

gui/wxpython/vdigit/Makefile

@@ -2,6 +2,8 @@ MODULE_TOPDIR = ../../..
 
 include $(MODULE_TOPDIR)/include/Make/Lib.make
 
+SHLIB_LD = $(CXX) -shared
+
 LIB_NAME = grass7_wxvdigit
 SOURCES := $(wildcard *.cpp) $(LIB_NAME)_wrap.cpp
 SHLIB_OBJS := $(patsubst %.cpp, $(OBJDIR)/%.o, $(SOURCES))