Reverse dependencies of "gc"

Depended by: ecl, elinks, flint, guile, guile-2.2, inkscape, sagemath, texlive, w3m

Library depended by:

• ecl, guile, guile-2.2
• a2ps, asymptote, flint, gdb+cross-arm64, gdb+cross-mips64r6el, graphviz, inkscape, lilypond, maxima, w3m