remove undef __NO_ISOCEXT for strtod compatiblity
remove undef __NO_ISOCEXT for strtod compatiblity

Mephistophiles/jansson,akheron/jansson,markalanj/jansson,Mephistophiles/jansson,bstarynk/jansson,akheron/jansson,bstarynk/jansson,markalanj/jansson,markalanj/jansson,bstarynk/jansson,akheron/jansson