config: remove AC_PROG_CC_C99

Since autoconf 2.70, AC_PROG_CC will enable c99 by default and will warn about AC_PROG_CC_C99.
2024-05-22 14:34:40 -05:00
commit 49caba2dbd
@@ -631,7 +631,6 @@ AC_CANONICAL_TARGET
 # We also need to do this before the F77 and FC test to ensure that we
 # find the C preprocessor reliably.
 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O dnl needed for automake "silent-rules"
 PAC_PUSH_FLAG([CFLAGS])
 AC_PROG_CPP
@@ -12,7 +12,6 @@ AC_ARG_WITH(aint-size,

 AC_PROG_CPP
 AC_PROG_CC
-AC_PROG_CC_C99
 AC_CHECK_SIZEOF([char])
 AC_CHECK_SIZEOF([short])
 AC_CHECK_SIZEOF([int])
@@ -31,7 +31,6 @@ AM_MAINTAINER_MODE([enable])

 dnl must come before LT_INIT, which AC_REQUIREs AC_PROG_CC
 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O
 PAC_CHECK_VISIBILITY
 AC_SUBST(VISIBILITY_CFLAGS)
@@ -16,7 +16,6 @@ AM_INIT_AUTOMAKE([subdir-objects] [-Wall -Werror foreign 1.12.3])

 dnl must come before LT_INIT, which AC_REQUIREs AC_PROG_CC
 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O

 AC_USE_SYSTEM_EXTENSIONS
@@ -21,7 +21,6 @@ AC_ARG_PROGRAM
 dnl must come before LT_INIT, which AC_REQUIREs AC_PROG_CC
 dnl must also come before AC_USE_SYSTEM_EXTENSIONS
 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O

 # also needed by hwloc in embedded mode, must also come early for expansion
@@ -16,7 +16,6 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AM_PROG_AR

 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O

 PAC_C_NO_COMMON
@@ -434,7 +434,6 @@ PAC_CONFIG_SUBDIR_ARGS([dtpools])

 # Running C compiler tests
 AC_PROG_CC
-AC_PROG_CC_C99
 AM_PROG_CC_C_O

 AC_USE_SYSTEM_EXTENSIONS
@@ -31,7 +31,6 @@ fi
 # Checks for programs.
 AC_PROG_AWK
 AC_PROG_CC
-AC_PROG_CC_C99
 AC_PROG_CPP
 AC_PROG_INSTALL
 AC_PROG_LN_S