p_family (PLINT_NC_SCALAR(3plplot), output)
Returned value of the current font family. The available values are given by the PL_FCI_*
constants in plplot.h. Current options are PL_FCI_SANS, PL_FCI_SERIF, PL_FCI_MONO, PL_FCI_SCRIPT
and PL_FCI_SYMBOL. If p_family is NULL then the font family is not returned.
p_style (PLINT_NC_SCALAR(3plplot), output)
Returned value of the current font style. The available values are given by the PL_FCI_* constants
in plplot.h. Current options are PL_FCI_UPRIGHT, PL_FCI_ITALIC and PL_FCI_OBLIQUE. If p_style is
NULL then the font style is not returned.
p_weight (PLINT_NC_SCALAR(3plplot), output)
Returned value of the current font weight. The available values are given by the PL_FCI_*
constants in plplot.h. Current options are PL_FCI_MEDIUM and PL_FCI_BOLD. If p_weight is NULL
then the font weight is not returned.