[libgc] fix musl incorrect sigcontext include
authorAngelo Compagnucci <angelo.compagnucci@gmail.com>
Mon, 27 Jun 2016 19:32:11 +0000 (21:32 +0200)
committerAlexander Köplinger <alex.koeplinger@outlook.com>
Thu, 28 Jul 2016 13:56:09 +0000 (15:56 +0200)
commitd5aec290cb9a528601e4b8da5da2fa0fad1e9a46
tree095ca0affd7e3a2af6db2ccd543284cf7f7fc695
parenta329632db2addc16a2f205488ba5fe1fb137e2a8
[libgc] fix musl incorrect sigcontext include

On musl __GLIBC__ is not defined, so the conditional logic will
not produce correct result. Add a specific case to handle when
__GLIBC__ is not defined.
libgc/os_dep.c