_OBSTACK_INTERFACE_VERSION   40 maint/gnulib/lib/obstack.c # if (_GNU_OBSTACK_INTERFACE_VERSION == _OBSTACK_INTERFACE_VERSION	      \
_OBSTACK_INTERFACE_VERSION   42 maint/gnulib/lib/obstack.c           && _OBSTACK_INTERFACE_VERSION == 2				      \
_OBSTACK_INTERFACE_VERSION  106 maint/gnulib/lib/obstack.h #ifndef _OBSTACK_INTERFACE_VERSION
_OBSTACK_INTERFACE_VERSION  119 maint/gnulib/lib/obstack.h #if _OBSTACK_INTERFACE_VERSION == 1