Use a more portable way to generate authors.c.
diff --git a/dlls/shell32/Makefile.in b/dlls/shell32/Makefile.in
index 3c82525..6502709 100644
--- a/dlls/shell32/Makefile.in
+++ b/dlls/shell32/Makefile.in
@@ -75,7 +75,9 @@
$(WINEBUILD) $(DEFS) $(DLLFLAGS) -o $@ --main-module $(MODULE) --res version16.res --spec $(SRCDIR)/shell.spec
authors.c: $(TOPSRCDIR)/AUTHORS
- sed -e '1,2c const char * const SHELL_Authors[] = {' -e 's/\(.*\)/ \"\1\",/' -e '$$a\ 0 };' $(TOPSRCDIR)/AUTHORS >$@ || ($(RM) $@ && false)
+ (echo 'const char * const SHELL_Authors[] = {' && \
+ sed -e '1,2d' -e 's/\(.*\)/ \"\1\",/' $(TOPSRCDIR)/AUTHORS && \
+ echo ' 0 };') >$@ || ($(RM) $@ && false)
depend: authors.c