Build warnings in blead

'make' produces the following in blead right now:

	  CCCMD =  gcc -DPERL_CORE -c -DPERL_USE_SAFE_PUTENV
-U__STRICT_ANSI__ -DNO_MATHOMS -fno-strict-aliasing -pipe  -Os -pipe
-funit-at-a-time -march=pentium4 -mfpmath=sse -mieee-fp -mmmx -msse
-msse2 -Wall -W -Wextra -Wdeclaration-after-statement -Wendif-labels
regexec.c: In function `S_regcppush':
regexec.c:319: warning: int format, U32 arg (arg 4)
regexec.c:319: warning: int format, I32 arg (arg 5)


	  CCCMD =  gcc -DPERL_CORE -c -DPERL_USE_SAFE_PUTENV
-U__STRICT_ANSI__ -DNO_MATHOMS -fno-strict-aliasing -pipe  -Os -pipe
-funit-at-a-time -march=pentium4 -mfpmath=sse -mieee-fp -mmmx -msse
-msse2 -Wall -W -Wextra -Wdeclaration-after-statement -Wendif-labels
pp_pack.c: In function `S_unpack_rec':
pp_pack.c:1228: warning: 'sv' might be used uninitialized in this function
pp_pack.c:1561: warning: 'str' might be used uninitialized in this function

• Build warnings in blead by Jerry D. Hedden