Removed 2 old unused definitions.

config/CONFIG.Host.solaris

@@ -26,7 +26,6 @@ ACC = $(SPARCWORKS)/bin/cc
 ACC_ANSI = $(ACC) -Xa -v
 ACC_STRICT = $(ACC) -Xc -v
 ACC_TRAD = $(ACC) -Xs
-ACC_DEP_CFLAGS = -KPIC -D_REENTRANT
 ACC_DEP_CFLAGS = -KPIC  -D_POSIX_C_SOURCE=199506L -D__EXTENSIONS__
 ACC_WARN_YES = 
 ACC_WARN_NO =  -w
@@ -43,7 +42,6 @@ ACC_SHRLIB_LDFLAGS_YES =  -G -h $@ -z ignore -z combreloc -z lazyload
 CCC = $(SPARCWORKS)/bin/CC
 CCC_NORMAL = $(CCC) +p
 CCC_STRICT = $(CCC) +p
-#CCC_DEP_CFLAGS = -KPIC -D_REENTRANT
 CCC_DEP_CFLAGS = -KPIC  -D_POSIX_C_SOURCE=199506L -D__EXTENSIONS__
 CCC_TEMPL_INST_FLAG =
 CCC_WARN_YES = +w