* lwlib/Makefile.in (WARN_CFLAGS):
Use built-in Make functions rather than echo+sed.
# The subdir makefiles created by config.status.
SUBDIR_MAKEFILES_IN = @SUBDIR_MAKEFILES_IN@
-SUBDIR_MAKEFILES = `echo $(SUBDIR_MAKEFILES_IN:.in=) | sed 's|$(srcdir)/||g'`
+SUBDIR_MAKEFILES = $(patsubst ${srcdir}/%,%,${SUBDIR_MAKEFILES_IN:.in=})
# Subdirectories to install, and where they'll go. lib-src's and nt's
# makefiles know how to install them, so we don't do that here.
C_SWITCH_SYSTEM=@C_SWITCH_SYSTEM@
C_SWITCH_MACHINE=@C_SWITCH_MACHINE@
PROFILING_CFLAGS = @PROFILING_CFLAGS@
-WARN_CFLAGS = `echo @WARN_CFLAGS@ | sed 's/ -Wwrite-strings//'`
+WARN_CFLAGS = @WARN_CFLAGS@
+WARN_CFLAGS := $(filter-out -Wwrite-strings,${WARN_CFLAGS})
WERROR_CFLAGS = @WERROR_CFLAGS@
CAIRO_CFLAGS= @CAIRO_CFLAGS@