entering extended mode restricted \write18 enabled. %&-line parsing enabled. **pdfprimitive-test (./pdfprimitive-test.tex RELAX macro:->\message {RELAX} FUGA ! Missing primitive name. \fuga l.13 \pdfprimitive\fuga % ==> ``! Missing primitive name.'' error The control sequence marked does not represent any known primitive. FUGA F T F F F > \pdfstrcmp=\pdfstrcmp. l.22 \show\pdfstrcmp % ==> \pdfstrcmp ) No pages of output.