a0a1a2.a.l : <anonymous>: no visible global function definition for
  'pnorm'
a0a1a2.a.l : <anonymous>: no visible global function definition for
  'qnorm'
a2.c.b: no visible global function definition for 'qchisq'
a2.c.l: no visible global function definition for 'qnorm'
a2.c.v: no visible global function definition for 'uniroot'
aa0.a1a2.b: no visible global function definition for 'uniroot'
aa0.a1a2.l: no visible global function definition for 'uniroot'
aa0.a1a2.v: no visible global function definition for 'uniroot'
aa0a1.a2.b: no visible global function definition for 'uniroot'
aa0a1.a2.l: no visible global function definition for 'uniroot'
aa0a1.a2.v: no visible global function definition for 'uniroot'
aa0a2.a1.b: no visible global function definition for 'uniroot'
aa0a2.a1.l: no visible global function definition for 'uniroot'
aa0a2.a1.v: no visible global function definition for 'uniroot'
aa1a2.a0.b: no visible global function definition for 'uniroot'
aa1a2.a0.l: no visible global function definition for 'uniroot'
aa1a2.a0.v: no visible global function definition for 'uniroot'
c.a2.b: no visible global function definition for 'pchisq'
c.a2.l: no visible global function definition for 'pnorm'
c.cef.l : result: no visible global function definition for 'pnorm'
c.cef.l : result: no visible global function definition for 'qnorm'
distort.pl: no visible global function definition for 'uniroot'
int.decr: no visible global function definition for 'integrate'
ov.p.grid: no visible global function definition for 'cloud'
ov.p.grid: no visible global function definition for 'wireframe'
p1p2.c.l: no visible global function definition for 'qnorm'
p1p2.c.v: no visible global function definition for 'uniroot'
plotBounds: no visible global function definition for 'lines'
plotCEF: no visible global function definition for 'points'
plotCEF: no visible global function definition for 'text'
Undefined global functions or variables:
  cloud integrate lines pchisq pnorm points qchisq qnorm text uniroot
  wireframe
Consider adding
  importFrom("graphics", "lines", "points", "text")
  importFrom("stats", "integrate", "pchisq", "pnorm", "qchisq", "qnorm",
             "uniroot")
to your NAMESPACE file.