/usr/src/gcc-7/debian/libgfortran.symbols is in gcc-7-source 7.3.0-16ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | libgfortran.so.4 #PACKAGE# #MINVER#
(symver)GFORTRAN_7 7
(symver)GFORTRAN_C99_7 7
(symver)GFORTRAN_F2C_7 7
|