The libX11-devel package contains libraries and header files for libX11.
acquired package info from repodata DB: repodata/69e709f4d2852d98f12867a74015d19384fe2727ff670fd70178cdde80b1e77e-primary.sqlite.bz2
Development files and Header files for libXfixes
The libXfixes-devel package contains libraries and header files for developing applications that use libXfixes.
libXcursor is a library designed to help locate and load cursors. Cursors can be loaded from files or memory. A library of common cursors exists which map to the standard X cursor names.Cursors can exist in several sizes and the library automatically picks the best size.
The libXrender-devel package contains libraries and header files for libXrender.