cat > 'Makefile.omk-test_PROGRAMS' <<'EOF'
test_PROGRAMS = test

test_SOURCES = test.c
EOF
cat > 'test.c' <<'EOF'
#include <stdio.h>

int main()
{
#ifdef NUMBER
        printf("NUMBER is %d\n", NUMBER);
#endif
        return 0;
}
EOF
cat > 'Makefile.omk' <<'EOF'
bin_PROGRAMS = test

test_SOURCES = test.c
EOF