Compile error on AIX 5.2

[rainer]

Reported by Jonathan Kaufman

cc -DHAVE_CONFIG_H -I. -I./include -O3 -qstrict -DSH_STANDALONE -o sh_unix.o -c x_sh_unix.c
"x_sh_unix.c", line 3928.5: 1506-343 (S) Redeclaration of sh_unix_mlock differs from previous declaration on line 145 of "./include/sh_unix.h".
"x_sh_unix.c", line 3928.5: 1506-376 (I) Redeclaration of sh_unix_mlock has a different number of fixed parameters than the previous declaration.
"x_sh_unix.c", line 3928.5: 1506-377 (I) The type "void*" of parameter 1 differs from the previous type "char*".

Wrong function type if HAVE_BROKEN_MLOCK.

[rainer]

Fixed in changeset [50], released as 2.2.1c.