tree def75432a2dd066dc777ba658e6cc4549178b277
parent f600105eef74a636a0efd1f1d07170ce5df9aa64
author Rich Felker <dalias@aerifal.cx> 1348249646 -0400
committer Rich Felker <dalias@aerifal.cx> 1348249646 -0400

offer REALGCC variable to configure musl-gcc wrapper at runtime

this is useful when the underlying gcc is already a wrapper, which is
the case at least on some uclibc-based system images. it's also useful
for running an older/newer/nondefault version of gcc.