Unifying error handling within core
diff --git a/config.m4 b/config.m4
index 2d930a6..8764ae9 100644
--- a/config.m4
+++ b/config.m4
@@ -98,6 +98,7 @@
     src/core/lib/iomgr/endpoint.c \
     src/core/lib/iomgr/endpoint_pair_posix.c \
     src/core/lib/iomgr/endpoint_pair_windows.c \
+    src/core/lib/iomgr/error.c \
     src/core/lib/iomgr/ev_poll_and_epoll_posix.c \
     src/core/lib/iomgr/ev_posix.c \
     src/core/lib/iomgr/exec_ctx.c \