Description of the problem

This is a bug report for the known failing test test/psbasemap/map_JE.sh on windows (relates to #6068)

Full script that generated the error

gmt basemap -B10g10 -Je-70/-90/1:10000000 -R-95/-75/-60/-55r -png map_JE

Actual outcome

Expected outcome

System information

• Operating system: Windows 10
• GMT version (gmt --version): 6.4.0_e66052b_2021.11.30