X11R7.4 - man page for xkbkeysymtomodifiers (x11r4 section 3)

XkbKeysymToModifiers(3) 			    XKB FUNCTIONS			      XkbKeysymToModifiers(3)

NAME
       XkbKeysymToModifiers - Finds the set of modifiers bound to a particular keysym on the core keyboard

SYNOPSIS
       unsigned int XkbKeysymToModifiers ( dpy, ks )
	     Display *dpy;
	     KeySym ks;

ARGUMENTS
       - dpy  connection to X server

       - ks   keysym of interest

DESCRIPTION
       XkbKeysymToModifiers  finds  the  set  of modifiers currently bound to the keysym ks on the core keyboard. The
       value returned is the mask of modifiers bound to the keysym ks.	If no modifiers  are  bound  to  the  keysym,
       XkbKeysymToModifiers  returns  zero;  otherwise, it returns the inclusive OR of zero or more of the following:
       ShiftMask, ControlMask, LockMask, Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, and Mod5Mask.

X Version 11					     libX11 1.2.1			      XkbKeysymToModifiers(3)