.TH vga_hasmode 3 "27 July 1997" "Svgalib (>= 1.2.11)" "Svgalib User Manual" .SH NAME vga_hasmode \- returns if a video mode is supported .SH SYNOPSIS .B "#include " .BI "int vga_hasmode(int " mode ); .SH DESCRIPTION The function returns a non-zero value if the given .I mode is supported and 0 else. See .BR vga_setmode (3) for a list of predefined .I mode values and their meaning. .BR vga_modeinfo (3) can be used to find out details about the specific mode. .SH SEE ALSO .BR svgalib (7), .BR vgagl (7), .BR libvga.config (5), .BR vgatest (6), .BR vga_modeinfo (3), .BR vga_setmode (3), .BR vga_lastmodenumber (3), .BR vga_getmodename (3), .BR vga_getmodenumber (3) .BR vga_getcurrentmode (3) .SH AUTHOR This manual page was edited by Michael Weller . The exact source of the referenced function as well as of the original documentation is unknown. It is very likely that both are at least to some extent are due to Harm Hanemaayer . Occasionally this might be wrong. I hereby asked to be excused by the original author and will happily accept any additions or corrections to this first version of the svgalib manual.