icewm port: make error

Hi, while trying to install the icewm (a window manager) port, the make command stops with the error : . . configure: error: Xinerama can not be found . . . . . . . the full message is reported in the output included below (see OUTPUT of the make command). Anybody can help ? Thank you Bruno

icewm port: make error

Hi, while trying to install the icewm (a window manager) port, the make command stops with the error : . . configure: error: Xinerama can not be found . . . . . . . the full message is reported in the output included below (see OUTPUT of the make command). Anybody can help ? Thank you Bruno