(unlocked-io.h): Use $(SHELL).

diff --git a/lib/Makefile.am b/lib/Makefile.am
index aca65395008229fffe849c0d11f3e10a442cdbbb..5eef88e1e0c00fe9ec77f76e14b9a44d0e49ceb1 100644 (file)
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -174,5 +174,5 @@ io_functions = \
   fread fwrite getc getchar putc putchar
 
 unlocked-io.h: $(srcdir)/gen-uio Makefile.am
-       srcdir=$(srcdir) $(srcdir)/gen-uio $(io_functions) > $@t
+       srcdir=$(srcdir) $(SHELL) $(srcdir)/gen-uio $(io_functions) > $@t
        mv $@t $@