[Bug fortran/51090] libgfortran main.c missing NULL check on return value from getenv()

[jb at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51090

--- Comment #4 from Janne Blomqvist <jb at gcc dot gnu.org> 2011-11-11 16:38:24 UTC ---
Author: jb
Date: Fri Nov 11 16:38:11 2011
New Revision: 181290

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181290
Log:
PR 51090 Fix r181288 to conform to GNU style

Modified:
    trunk/libgfortran/runtime/main.c